The Foreign Corrupt Practices Act of 1977, referred to in subsec. (c)(1), is title I of Puspan. L. 95–213, Dec. 19, 1977, 91 Stat. 1494, which enacted sections 78dd–1 to 78dd–3 of Title 15, Commerce and Trade, and amended sections 78m and 78ff of Title 15. For complete classification of this Act to the Code, see Short Title of 1977 Amendment note set out under section 78a of Title 15 and Tables.

The Social Security Act, referred to in subsec. (c)(3), is act Aug. 14, 1935, ch. 531, 49 Stat. 620, which is classified generally to chapter 7 (§ 301 et seq.) of Title 42, The Public Health and Welfare. For complete classification of this Act to the Code, see section 1305 of Title 42 and Tables.

Section 4 of the Clayton Act, referred to in subsec. (g)(1), is classified to section 15 of Title 15, Commerce and Trade.

The Securities Exchange Act of 1934, referred to in subsec. (m)(3)(B), (5)(D)(ii)(I), is act June 6, 1934, ch. 404, 48 Stat. 881, which is classified principally to chapter 2B (§ 78a et seq.) of Title 15, Commerce and Trade. For complete classification of this Act to the Code, see section 78a of Title 15 and Tables.

The Emergency Economic Stabilization Act of 2008, referred to in subsec. (m)(5), is div. A of Puspan. L. 110–343, Oct. 3, 2008, 122 Stat. 3765, which is classified principally to chapter 52 (§ 5201 et seq.) of Title 12, Banks and Banking. Section 101(a) of the Act enacted section 5211(a) of Title 12 and amended section 5315 of Title 5, Government Organization and Employees, and section 301 of Title 31, Money and Finance. Section 113(c) of the Act is classified to section 5223(c) of Title 12. Section 120 of the Act is classified to section 5230 of Title 12. For complete classification of this Act to the Code, see Short Title note set out under section 5201 of Title 12 and Tables.

2021—Subsec. (m)(3)(C), (D). Puspan. L. 117–2 added subpar. (C), redesignated former subpar. (C) as (D), and, in subpar. (D), substituted “employee described in subparagraph (A) or (B)” for “employee”.

2017—Subsec. (a). Puspan. L. 115–97, § 13311(a), struck out “in excess of $3,000” after “income tax purposes” in concluding provisions.

Subsec. (e)(2) to (8). Puspan. L. 115–97, § 13308(a), redesignated pars. (3) to (6) and (8) as (2) to (6), respectively, and struck out former par. (2) relating to exception for local legislation and par. (7) relating to special rule for Indian tribal governments.

Subsec. (f). Puspan. L. 115–97, § 13306(a)(1), amended subsec. (f) generally. Prior to amendment, text read as follows: “No deduction shall be allowed under subsection (a) for any fine or similar penalty paid to a government for the violation of any law.”

Subsec. (m)(2). Puspan. L. 115–97, § 13601(c)(1), amended par. (2) generally. Prior to amendment, text read as follows: “For purposes of this subsection, the term ‘publicly held corporation’ means any corporation issuing any class of common equity securities required to be registered under section 12 of the Securities Exchange Act of 1934.”

Subsec. (m)(3). Puspan. L. 115–97, § 13601(c)(2), inserted concluding provisions.

Subsec. (m)(3)(A). Puspan. L. 115–97, § 13601(span)(1), substituted “such employee is the principal executive officer or principal financial officer of the taxpayer at any time during the taxable year, or was” for “as of the close of the taxable year, such employee is the chief executive officer of the taxpayer or is”.

Subsec. (m)(3)(B). Puspan. L. 115–97, § 13601(span)(2), substituted “3” for “4” and “(other than any individual described in subparagraph (A))” for “(other than the chief executive officer)”.

Subsec. (m)(3)(C). Puspan. L. 115–97, § 13601(span)(3), added subpar. (C).

Subsec. (m)(4)(B) to (E). Puspan. L. 115–97, § 13601(a)(1), redesignated subpars. (D) to (G) as (B) to (E), respectively, and struck out former subpar. (B) relating to an exemption to the term “applicable employee remuneration” and former subpar. (C) relating to the term “applicable employee remuneration”.

Subsec. (m)(4)(F). Puspan. L. 115–97, § 13601(a)(1), (d), added subpar. (F) and redesignated former subpar. (F) as (D).

Subsec. (m)(4)(G). Puspan. L. 115–97, § 13601(a)(1), redesignated subpar. (G) as (E).

Subsec. (m)(5)(E). Puspan. L. 115–97, § 13601(a)(2)(A), substituted “subparagraph (B)” for “subparagraphs (B), (C), and (D)”.

Subsec. (m)(5)(G). Puspan. L. 115–97, § 13601(a)(2)(B), substituted “(D) and (E)” for “(F) and (G)”.

Subsec. (m)(6)(D). Puspan. L. 115–97, § 13601(a)(2)(A), substituted “subparagraph (B)” for “subparagraphs (B), (C), and (D)”.

Subsec. (m)(6)(G). Puspan. L. 115–97, § 13601(a)(2)(B), substituted “(D) and (E)” for “(F) and (G)”.

Subsec. (o)(3). Puspan. L. 115–97, § 11002(d)(6), substituted “adjusted by increasing any such amount under the 1991 agreement by an amount equal to—” and subpars. (A) and (B) for “adjusted for changes in the Consumer Price Index (as defined in section 1(f)(5)) since 1991.”

Subsec. (q). Puspan. L. 115–97, § 13307(a), added subsec. (q). Former subsec. (q) redesignated (r), then (s).

Subsec. (r). Puspan. L. 115–97, § 13531(a), added subsec. (r).

Subsec. (s). Puspan. L. 115–97, §§ 13307(a), 13531(a), redesignated subsec. (q) as (r), then (s).

2014—Subsec. (g). Puspan. L. 113–295, § 221(a)(23), struck out concluding provisions which read as follows: “The preceding sentence shall not apply with respect to any conviction or plea before January 1, 1970, or to any conviction or plea on or after such date in a new trial following an appeal of a conviction before such date.”

Subsec. (h)(4). Puspan. L. 113–295, § 221(a)(24), substituted “This subsection” for “For taxable years beginning after December 31, 1980, this subsection”.

2011—Subsec. (a). Puspan. L. 112–10 struck out last sentence in concluding provisions which read as follows: “For purposes of paragraph (1), the amount of a free choice voucher provided under section 10108 of the Patient Protection and Affordable Care Act shall be treated as an amount for compensation for personal services actually rendered.”

2010—Subsec. (a). Puspan. L. 111–148, § 10108(g)(1), inserted at end of concluding provisions “For purposes of paragraph (1), the amount of a free choice voucher provided under section 10108 of the Patient Protection and Affordable Care Act shall be treated as an amount for compensation for personal services actually rendered.”

Subsec. (l)(1). Puspan. L. 111–152, § 1004(d)(2), amended par. (1) generally. Prior to amendment, par. (1) authorized a deduction in an amount equal to the applicable percentage of the amount paid during the taxable year for insurance which constitutes medical care for the taxpayer, his spouse, and dependents.

Subsec. (l)(2)(B). Puspan. L. 111–152, § 1004(d)(3), inserted “, or any dependent, or individual described in subparagraph (D) of paragraph (1) with respect to,” after “spouse of” in introductory provisions.

Subsec. (l)(4). Puspan. L. 111–240 inserted “for taxable years beginning before January 1, 2010, or after December 31, 2010” before period at end.

Subsec. (m)(6). Puspan. L. 111–148, § 9014(a), added par. (6).

2008—Subsec. (m)(5). Puspan. L. 110–343 added par. (5).

2004—Subsec. (m)(4)(G). Puspan. L. 108–357, § 802(span)(2), added subpar. (G).

Subsec. (o). Puspan. L. 108–357, § 318(span), struck out “reimbursed” before “expenses” in span.

Subsec. (o)(2), (3). Puspan. L. 108–357, § 318(a), added par. (2) and redesignated former par. (2) as (3).

2003—Subsecs. (p), (q). Puspan. L. 108–121 added subsec. (p) and redesignated former subsec. (p) as (q).

1998—Subsec. (a). Puspan. L. 105–206, in last sentence, substituted “investigate or prosecute, or provide support services for the investigation or prosecution of, a Federal crime.” for “investigate, or provide support services for the investigation of, a Federal crime.”

Subsec. (l)(1)(B). Puspan. L. 105–277 amended table in subpar. (B) generally. Prior to amendment, table read as follows:

1997—Subsec. (a). Puspan. L. 105–34, § 1204(a), inserted at end of concluding provisions “The preceding sentence shall not apply to any Federal employee during any period for which such employee is certified by the Attorney General (or the designee thereof) as traveling on behalf of the United States in temporary duty status to investigate, or provide support services for the investigation of, a Federal crime.”

Subsec. (l)(1)(B). Puspan. L. 105–34, § 934(a), amended table generally. Prior to amendment, table read as follows:

Subsec. (l)(2)(B). Puspan. L. 105–34, § 1602(c), inserted “The preceding sentence shall be applied separately with respect to—” at end and added cls. (i) and (ii).

Subsecs. (o), (p). Puspan. L. 105–34, § 1203(a), added subsec. (o) and redesignated former subsec. (o) as (p).

1996—Subsec. (k). Puspan. L. 104–188, § 1704(p)(3), substituted “reaquisition” for “redemption” in span.

Subsec. (k)(1). Puspan. L. 104–188, § 1704(p)(1), substituted “the reacquisition of its stock or of the stock of any related person (as defined in section 465(span)(3)(C))” for “the redemption of its stock”.

Subsec. (k)(2)(A). Puspan. L. 104–188, § 1704(p)(2), struck out “or” at end of cl. (i), added cl. (ii), and redesignated former cl. (ii) as (iii).

Subsec. (l)(1). Puspan. L. 104–191, § 311(a), amended par. (1) generally. Prior to amendment, par. (1) read as follows:

“(1) In general.—In the case of an individual who is an employee within the meaning of section 401(c)(1), there shall be allowed as a deduction under this section an amount equal to 30 percent of the amount paid during the taxable year for insurance which constitutes medical care for the taxpayer, his spouse, and dependents.”

Subsec. (l)(2)(C). Puspan. L. 104–191, § 322(span)(2)(B), added subpar. (C).

1995—Subsec. (l)(1). Puspan. L. 104–7, § 1(span), substituted “30 percent” for “25 percent”.

Subsec. (l)(6). Puspan. L. 104–7, § 1(a), struck out par. (6) “Termination” which read as follows: “This subsection shall not apply to any taxable year beginning after December 31, 1993.”

1993—Subsec. (e). Puspan. L. 103–66, § 13222(a), amended span and text generally. Prior to amendment, text consisted of pars. (1) and (2) relating to deduction of ordinary and necessary expenses paid or incurred in connection with certain activities relating to congressional, State, and local legislation.

Subsec. (l)(2)(B). Puspan. L. 103–66, § 13174(span)(1), amended span and text of subpar. (B) generally. Prior to amendment, text read as follows: “Paragraph (1) shall not apply to any taxpayer who is eligible to participate in any subsidized health plan maintained by any employer of the taxpayer or of the spouse of the taxpayer.”

Subsec. (l)(3). Puspan. L. 103–66, § 13131(d)(2), amended span and text of par. (3) generally. Prior to amendment, text read as follows:

“(A) Medical deduction.—Any amount paid by a taxpayer for insurance to which paragraph (1) applies shall not be taken into account in computing the amount allowable to the taxpayer as a deduction under section 213(a).

“(B) Health insurance credit.—The amount otherwise taken into account under paragraph (1) as paid for insurance which constitutes medical care shall be reduced by the amount (if any) of the health insurance credit allowable to the taxpayer for the taxable year under section 32.”

Subsec. (l)(6). Puspan. L. 103–66, § 13174(a)(1), substituted “December 31, 1993” for “June 30, 1992”.

Subsec. (m). Puspan. L. 103–66, § 13211(a), added subsec. (m). Former subsec. (m) redesignated (n).

Subsec. (n). Puspan. L. 103–66, § 13442(a), added subsec. (n). Former subsec. (n) redesignated (o).

Puspan. L. 103–66, § 13211(a), redesignated subsec. (m) as (n).

Subsec. (o). Puspan. L. 103–66, § 13442(a), redesignated subsec. (n) as (o).

1992—Subsec. (a). Puspan. L. 102–486 inserted at end “For purposes of paragraph (2), the taxpayer shall not be treated as being temporarily away from home during any period of employment if such period exceeds 1 year.”

1991—Subsec. (l)(6). Puspan. L. 102–227 substituted “June 30, 1992” for “December 31, 1991”.

1990—Subsec. (l)(3). Puspan. L. 101–508, § 11111(d)(2), substituted span for one which read: “Coordination with medical deduction” and amended text generally. Prior to amendment, text read as follows: “Any amount paid by a taxpayer for insurance to which paragraph (1) applies shall not be taken into account in computing the amount allowable to the taxpayer as a deduction under section 213(a).”

Subsec. (l)(6). Puspan. L. 101–508, § 11410(a), substituted “December 31, 1991” for “September 30, 1990”.

1989—Subsec. (i). Puspan. L. 101–239, § 6202(span)(3)(A), struck out subsec. (i) which read as follows:

“(1) Coverage relating to end stage renal disease.—The expenses paid or incurred by an employer for a group health plan shall not be allowed as a deduction under this section if the plan differentiates in the benefits it provides between individuals having end stage renal disease and other individuals covered by such plan on the basis of the existence of end stage renal disease, the need for renal dialysis, or in any other manner.

“(2) Group health plan.—For purposes of this subsection the term ‘group health plan’ means any plan of, or contributed to by, an employer to provide medical care (as defined in section 213(d) to his employees, former employees, or the families of such employees or former employees, directly or through insurance, reimbursement, or otherwise.”

Subsec. (k)(2)(B)(iv). Puspan. L. 101–239, § 7862(c)(3)(A), amended cl. (iv) as it existed prior to repeal of subsec. (k) by Puspan. L. 100–647, by substituting “entitlement” for “eligibility” in span and inserting “which does not contain any exclusion or limitation with respect to any preexisting condition of such beneficiary” after “or otherwise)” in subclause (I).

Subsec. (l)(2). Puspan. L. 101–140 redesignated subpar. (C) as (B) and struck out former subpar. (B) which read as follows: “Required coverage.—Paragraph (1) shall not apply to any taxpayer for any taxable year unless coverage is provided under 1 or more plans meeting the requirements of section 89, treating such coverage as an employer-provided benefit.”

Subsec. (l)(5). Puspan. L. 101–239, § 7107(span), added par. (5). Former par. (5) redesignated (6).

Puspan. L. 101–239, § 7107(a)(1), substituted “September 30, 1990” for “December 31, 1989”.

Subsec. (l)(6). Puspan. L. 101–239, § 7107(span), redesignated former par. (5) as (6).

1988—Subsec. (i)(2), (3). Puspan. L. 100–647, § 3011(span)(2), redesignated par. (3) as (2) and struck out former par. (2) which required plans to provide continuation coverage to certain individuals.

Subsec. (k). Puspan. L. 100–647, § 3011(span)(3), redesignated subsec. (l), relating to stock redemption expenses, as (k) and struck out former subsec. (k) which related to continuation coverage requirements of group health plans.

Subsec. (k)(5)(B). Puspan. L. 100–647, § 1018(t)(7)(B), made amendment identical to Puspan. L. 99–509, § 9307(c)(2)(B), which amended directory language of Puspan. L. 99–514, § 1895(d)(5)(A), by substituting “section 162(k)(5)” for “section 162(k)(2)”. See 1986 Amendment note below.

Subsec . (l). Puspan. L. 100–647, § 3011(span)(3)(A), (B), redesignated subsec. (m), relating to special rules for health insurance costs of self-employed individuals, as (l). Former subsec. (l), relating to stock redemption expenses, redesignated (k).

Subsec. (m). Puspan. L. 100–647, § 3011(span)(3)(B), (C), redesignated subsec. (n), relating to cross references, as (m). Former subsec. (m), relating to special rules for health insurance costs of self-employed individuals, redesignated (l).

Puspan. L. 100–647, § 1011B(span)(2), redesignated subsec. (m), relating to cross references, as (n).

Subsec. (m)(2)(A). Puspan. L. 100–647, § 1011B(span)(3), inserted “derived by the taxpayer from the trade or business with respect to which the plan providing the medical care coverage is established” after “401(c))”.

Subsec. (m)(4), (5). Puspan. L. 100–647, § 1011B(span)(1), added par. (4) and redesignated former par. (4) as (5).

Subsec. (n). Puspan. L. 100–647, § 3011(span)(3)(C), redesignated subsec. (n) as (m).

Puspan. L. 100–647, § 1011B(span)(2), redesignated subsec. (m), relating to cross references, as (n).

1986—Subsec. (i)(1). Puspan. L. 99–272, § 10001(d), substituted “Coverage relating to end stage renal disease” for “General rule” in span.

Subsec. (i)(2), (3). Puspan. L. 99–272, § 10001(a), added par. (2) and redesignated former par. (2) as (3).

Subsec. (k). Puspan. L. 99–272, § 10001(c), added subsec. (k). Former subsec. (k) redesignated (l).

Subsec. (k)(2)(A). Puspan. L. 99–514, § 1895(d)(1)(A), inserted “If coverage under the plan is modified for any group of similarly situated beneficiaries, the coverage shall also be modified in the same manner for all individuals who are qualified beneficiaries under the plan pursuant to this subsection in connection with such group.”

Subsec. (k)(2)(B)(i). Puspan. L. 99–514, § 1895(d)(2)(A), substituted “Maximum required period” for “Maximum period” in span and amended text generally. Prior to amendment, text read as follows: “In the case of—

“(I) a qualifying event described in paragraph (3)(B) (relating to terminations and reduced hours), the date which is 18 months after the date of the qualifying event, and

“(II) any qualifying event not described in subclause (I), the date which is 36 months after the date of the qualifying event.”

Subsec. (k)(2)(B)(i)(II). Puspan. L. 99–509, § 9501(span)(1)(A)(i), inserted “(other than a qualifying event described in paragraph (3)(F))”.

Subsec. (k)(2)(B)(i)(III), (IV). Puspan. L. 99–509, § 9501(span)(1)(A)(ii)–(iv), added subcl. (III), redesignated former subcl. (III) as (IV), and inserted “or (3)(F)”.

Subsec. (k)(2)(B)(iii). Puspan. L. 99–514, § 1895(d)(3)(A), inserted “The payment of any premium (other than any payment referred to in the last sentence of subparagraph (C)) shall be considered to be timely if made within 30 days after the date due or within such longer period as applies to or under the plan.”

Subsec. (k)(2)(B)(iv). Puspan. L. 99–514, § 1895(d)(4)(A)(iii), substituted “Group health plan coverage” for “Reemployment” in span.

Subsec. (k)(2)(B)(iv)(I). Puspan. L. 99–514, § 1895(d)(4)(A)(ii), substituted “covered under any other group health plan (as an employee or otherwise)” for “a covered employee under any other group health plan”.

Subsec. (k)(2)(B)(iv)(II). Puspan. L. 99–509, § 9501(span)(2)(A), inserted “in the case of a qualified beneficiary other than a qualified beneficiary described in paragraph (7)(B)(iv),”.

Subsec. (k)(2)(B)(v). Puspan. L. 99–514, § 1895(d)(4)(A)(i), struck out cl. (v), remarriage of spouse, which read as follows: “In the case of an individual who is a qualified beneficiary by reason of being the spouse of a covered employee, the date on which the beneficiary remarries and becomes covered under a group health plan.”

Subsec. (k)(3). Puspan. L. 99–509, § 9501(a)(1), added subpar. (F) and concluding provisions.

Subsec. (k)(5)(B). Puspan. L. 99–514, § 1895(d)(5)(A), as amended by Puspan. L. 99–509, § 9307(c)(2)(B), and Puspan. L. 100–647, § 1018(t)(7)(B), inserted “of continuation coverage” and “If there is a choice among types of coverage under the plan, each qualified beneficiary is entitled to make a separate selection among such types of coverage.” See 1988 Amendment note above.

Subsec. (k)(6)(B). Puspan. L. 99–509, § 9501(d)(1), substituted “(D), or (F)” for “or (D)”.

Subsec. (k)(6)(C). Puspan. L. 99–514, § 1895(d)(6)(A), inserted “within 60 days after the date of the qualifying event”.

Subsec. (k)(6)(D)(i). Puspan. L. 99–509, § 9501(d)(1), substituted “(D), or (F)” for “or (D)”.

Subsec. (k)(7)(B)(iii). Puspan. L. 99–514, § 1895(d)(7), added cl. (iii).

Subsec. (k)(7)(B)(iv). Puspan. L. 99–509, § 9501(c)(1), added cl. (iv).

Subsec. (l). Puspan. L. 99–514, § 613(a), added subsec. (l). Former subsec. (l) redesignated (m).

Puspan. L. 99–272, § 10001(c), redesignated former subsec. (k), relating to cross references, as (l).

Subsec. (m). Puspan. L. 99–514, § 1161(a), added subsec. (m) relating to special rules for health insurance costs of self-employed individuals, and further directed that this section be amended “by redesignating subsection (n) as subsection (m)”, which directory language could not be executed because this section does not contain a subsec. (n).

Puspan. L. 99–514, § 613(a), redesignated subsec. (l), relating to cross references, as (m).

1984—Subsec. (i)(2). Puspan. L. 98–369, § 2354(d), substituted “section 213(d)” for “section 213(e)”.

Subsec. (j). Puspan. L. 98–573 added subsec. (j). Former subsec. (j) redesignated (k).

Subsec. (j)(3). Puspan. L. 98–369, § 512(span), added par. (3).

Subsec. (k). Puspan. L. 98–573 redesignated former subsec. (j) as (k).

1982—Subsec. (a). Puspan. L. 97–216 inserted provisions under which amounts expended by Members of Congress within each taxable year for living expenses shall not be deductible for income tax purposes in excess of $3,000.

Subsec. (c)(1). Puspan. L. 97–248, § 288(a), substituted “is unlawful under the Foreign Corrupt Practices Act of 1977” for “would be unlawful under the laws of the United States if such laws were applicable to such payment and to such official or employee” after “government, the payment”, and “(or is unlawful under the Foreign Corrupt Practices Act of 1977)” for “(or would be unlawful under the laws of the United States)” before “shall be upon the Secretary”.

Subsec. (h). Puspan. L. 97–248, § 128(span)(2), redesignated subsec. (i), relating to State legislators’ travel expenses away from home, as (h). Former subsec. (h), relating to group health plans, redesignated (i).

Subsec. (i). Puspan. L. 97–248, § 128(span)(2), redesignated former subsec. (h), relating to group health plans, as (i). Former subsec. (i), relating to State legislators’ travel expenses away from home, redesignated (h). Former subsec. (i), relating to cross references, redesignated (j).

Subsec. (j). Puspan. L. 97–248, § 128(span)(1), redesignated former subsec. (i), relating to cross references, as (j).

1981—Subsec. (a). Puspan L. 97–51 struck out provisions under which amounts expended by Members of Congress within each taxable year for living expenses could not be deductible for income tax purposes in excess of $3,000.

Subsec. (h). Puspan. L. 97–35 added subsec. (h) relating to group health plans. Former subsec. (h), as added by Puspan. L. 97–34 and relating to State legislators’ travel expenses away from home, redesignated (i). See 1982 Amendment note above.

Puspan. L. 97–34 added subsec. (h) relating to State legislators’ travel expenses away from home. Former subsec. (h), relating to cross references, redesignated (i). See 1982 Amendment note above.

Subsec. (i). Puspan. L. 97–35 redesignated former subsec. (h), as added by Puspan. L. 97–34 and relating to State legislators’ travel expenses away from home, as (i). See 1982 Amendment note above.

Puspan. L. 97–34 redesignated former subsec. (h), relating to cross references, as (i). See 1982 Amendment note above.

1976—Subsec. (a). Puspan. L. 94–455, § 1901(c)(4), struck out reference to Territory in provisions following par. (3).

Subsec. (c). Puspan. L. 94–455, § 1906(span)(13)(A), struck out in pars. (1) and (2) “or his delegate” after “Secretary”.

1971—Subsec. (c). Puspan. L. 92–178, § 310(a)(2), substituted “Illegal bribes, kickbacks, and other payments” for “Bribes and illegal kickbacks” in span.

Subsec. (c)(2). Puspan. L. 92–178, § 310(a)(1), substituted provisions respecting “Other illegal payments” for former provisions on “Other bribes or kickbacks” reading “If in a criminal proceeding a taxpayer is convicted of making a payment (other than a payment described in paragraph (1) which is an illegal bribe or kickback, or his plea of guilty or nolo contendere to an indictment or information charging the making of such a payment is entered or accepted in such a proceeding, no deduction shall be allowed under subsection (a) on account of such payment or any related payment made prior to the date of the final judgment in such proceeding.”

Subsec. (c)(3). Puspan. L. 92–178, § 310(a)(1), substituted provisions respecting kickbacks, rebates, and bribes under medicare and medicaid for former statute of limitations provisions.

1969—Subsec. (c). Puspan. L. 91–172, § 902(span), designated existing provisions as par. (1), extended the applicability of nondeductible expenses for payments to any official or employee of any government, or of any agency or instrumentality of any government, and added pars. (2) and (3).

Subsecs. (f), (g). Puspan. L. 91–172, § 902(a), added subsecs. (f) and (g). Former subsec. (f) redesignated (h).

Subsec. (h). Puspan. L. 91–172, §§ 516(c)(2)(A), 902(a), redesignated former subsec. (f) as (h), substituted “(1) For” for “For”, and inserted reference to section 1253 for special rule relating to the treatment of payments by a transferee of a franchise, trademark, or trade name.

1962—Subsec. (a)(2). Puspan. L. 87–834, § 4(span), substituted “(including amounts expended for meals and lodging other than amounts which are lavish or extravagant under the circumstances)” for “including the entire amount expended for meals and lodging)”.

Subsecs. (e), (f). Puspan. L. 87–834, § 3(a), added subsec. (e) and redesignated former subsec. (e) as (f).

1960—Subsec. (span). Puspan. L. 86–779, § 7(span), inserted “the dollar limitations,” after “the percentage limitations,”.

Subsecs. (d), (e). Puspan. L. 86–779, § 8(a), added subsec. (d) and redesignated former subsec. (d) as (e).

1958—Subsecs. (c), (d). Puspan. L. 85–866, § 5(a), added subsec. (c) and redesignated former subsec. (c) as (d).

Amendment by section 11002(d)(6) of Puspan. L. 115–97 applicable to taxable years beginning after Dec. 31, 2017, see section 11002(e) of Puspan. L. 115–97, set out as a note under section 1 of this title.

Puspan. L. 115–97, title I, § 13306(a)(2), Dec. 22, 2017, 131 Stat. 2127, provided that: “The amendment made by this subsection [amending this section] shall apply to amounts paid or incurred on or after the date of the enactment of this Act [Dec. 22, 2017], except that such amendments shall not apply to amounts paid or incurred under any binding order or agreement entered into before such date. Such exception shall not apply to an order or agreement requiring court approval unless the approval was obtained before such date.”

Puspan. L. 115–97, title I, § 13307(span), Dec. 22, 2017, 131 Stat. 2129, provided that: “The amendments made by this section [amending this section] shall apply to amounts paid or incurred after the date of the enactment of this Act [Dec. 22, 2017].”

Puspan. L. 115–97, title I, § 13308(c), Dec. 22, 2017, 131 Stat. 2129, provided that: “The amendments made by this section [amending this section and section 6033 of this title] shall apply to amounts paid or incurred on or after the date of the enactment of this Act [Dec. 22, 2017].”

Puspan. L. 115–97, title I, § 13311(span), Dec. 22, 2017, 131 Stat. 2132, provided that: “The amendment made by this section [amending this section] shall apply to taxable years beginning after the date of the enactment of this Act [Dec. 22, 2017].”

Puspan. L. 115–97, title I, § 13531(span), Dec. 22, 2017, 131 Stat. 2154, provided that: “The amendments made by this section [amending this section] shall apply to taxable years beginning after December 31, 2017.”

Puspan. L. 115–97, title I, § 13601(e), Dec. 22, 2017, 131 Stat. 2156, provided that:

Amendment by Puspan. L. 113–295 effective Dec. 19, 2014, subject to a savings provision, see section 221(span) of Puspan. L. 113–295, set out as a note under section 1 of this title.

Amendment by Puspan. L. 112–10 effective as if included in the provisions of, and the amendments made by, the provisions of Puspan. L. 111–148 to which it relates, see section 1858(d) of Puspan. L. 112–10, set out as a note under section 36B of this title.

Puspan. L. 111–240, title II, § 2042(span), Sept. 27, 2010, 124 Stat. 2560, provided that: “The amendments made by this section [amending this section] shall apply to taxable years beginning after December 31, 2009.”

Puspan. L. 111–148, title IX, § 9014(span), Mar. 23, 2010, 124 Stat. 870, provided that: “The amendment made by this section [amending this section] shall apply to taxable years beginning after December 31, 2009, with respect to services performed after such date.”

Puspan. L. 111–148, title X, § 10108(g)(2), Mar. 23, 2010, 124 Stat. 914, provided that: “The amendments made by this subsection [amending this section] shall apply to vouchers provided after December 31, 2013.”

Puspan. L. 110–343, div. A, title III, § 302(c)(1), Oct. 3, 2008, 122 Stat. 3806, provided that: “The amendment made by subsection (a) [amending this section] shall apply to taxable years ending on or after the date of the enactment of this Act [Oct. 3, 2008].”

Puspan. L. 108–357, title III, § 318(c), Oct. 22, 2004, 118 Stat. 1470, provided that: “The amendments made by this section [amending this section] shall apply to taxable years beginning after December 31, 2003.”

Amendment by section 802(span)(2) of Puspan. L. 108–357 effective Mar. 4, 2003, see section 802(d) of Puspan. L. 108–357, set out as an Effective Date note under section 4985 of this title.

Amendment by Puspan. L. 108–121 applicable to amounts paid or incurred in taxable years beginning after Dec. 31, 2002, see section 109(c) of Puspan. L. 108–121, set out as a note under section 62 of this title.

Puspan. L. 105–277, div. J, title II, § 2002(span), Oct. 21, 1998, 112 Stat. 2681–901, provided that: “The amendment made by this section [amending this section] shall apply to taxable years beginning after December 31, 1998.”

Amendment by Puspan. L. 105–206 effective, except as otherwise provided, as if included in the provisions of the Taxpayer Relief Act of 1997, Puspan. L. 105–34, to which such amendment relates, see section 6024 of Puspan. L. 105–206, set out as a note under section 1 of this title.

Puspan. L. 105–34, title IX, § 934(span), Aug. 5, 1997, 111 Stat. 882, provided that: “The amendment made by this section [amending this section] shall apply to taxable years beginning after December 31, 1996.”

Puspan. L. 105–34, title XII, § 1203(c), Aug. 5, 1997, 111 Stat. 995, provided that: “The amendments made by this section [amending this section and repealing provisions set out as a note below] shall apply to taxable years beginning after December 31, 1997.”

Puspan. L. 105–34, title XII, § 1204(span), Aug. 5, 1997, 111 Stat. 995, provided that: “The amendment made by subsection (a) [amending this section] shall apply to amounts paid or incurred with respect to taxable years ending after the date of the enactment of this Act [Aug. 5, 1997].”

Amendment by section 1602(c) of Puspan. L. 105–34 effective as if included in the provisions of the Health Insurance Portability and Accountability Act of 1996, Puspan. L. 104–191, to which such amendment relates, see section 1602(i) of Puspan. L. 105–34, set out as a note under section 26 of this title.

Amendment by section 311(a) of Puspan. L. 104–191 applicable to taxable years beginning after Dec. 31, 1996, see section 311(c) of Puspan. L. 104–191, set out as a note under section 104 of this title.

Puspan. L. 104–191, title III, § 322(c), Aug. 21, 1996, 110 Stat. 2062, provided that: “The amendments made by this section [amending this section and section 213 of this title] shall apply to taxable years beginning after December 31, 1996.”

Puspan. L. 104–188, title I, § 1704(p)(4), Aug. 20, 1996, 110 Stat. 1886, provided that:

Puspan. L. 104–7, § 1(c), Apr. 11, 1995, 109 Stat. 93, provided that:

Amendment by section 13131(d)(2) of Puspan. L. 103–66 applicable to taxable years beginning after Dec. 31, 1993, see section 13131(e) of Puspan. L. 103–66, set out as a note under section 32 of this title.

Puspan. L. 103–66, title XIII, § 13174(a)(3), Aug. 10, 1993, 107 Stat. 457, provided that: “The amendments made by this subsection [amending this section and repealing provisions set out below] shall apply to taxable years ending after June 30, 1992.”

Puspan. L. 103–66, title XIII, § 13174(span)(2), Aug. 10, 1993, 107 Stat. 457, provided that: “The amendment made by paragraph (1) [amending this section] shall apply to taxable years beginning after December 31, 1992.”

Puspan. L. 103–66, title XIII, § 13211(span), Aug. 10, 1993, 107 Stat. 471, provided that: “The amendment made by subsection (a) [amending this section] shall apply to amounts which would otherwise be deductible for taxable years beginning on or after January 1, 1994.”

Puspan. L. 103–66, title XIII, § 13222(e), Aug. 10, 1993, 107 Stat. 481, provided that: “The amendments made by this section [amending this section and sections 170, 6033, and 7871 of this title] shall apply to amounts paid or incurred after December 31, 1993.”

Puspan. L. 103–66, title XIII, § 13442(span), Aug. 10, 1993, 107 Stat. 568, as amended by Puspan. L. 104–7, § 5, Apr. 11, 1995, 109 Stat. 96, provided that: “The provisions of this section [amending this section] shall apply to services provided after February 2, 1993, and on or before December 31, 1995.”

Puspan. L. 102–486, title XIX, § 1938(span), Oct. 24, 1992, 106 Stat. 3033, provided that: “The amendment made by subsection (a) [amending this section] shall apply to costs paid or incurred after December 31, 1992.”

Puspan. L. 102–227, title I, § 110(span), Dec. 11, 1991, 105 Stat. 1688, provided that: “The amendment made by this section [amending this section] shall apply to taxable years beginning after December 31, 1991.”

Amendment by section 11111(d)(2) of Puspan. L. 101–508 applicable to taxable years beginning after Dec. 31, 1990, see section 11111(f) of Puspan. L. 101–508, set out as a note under section 32 of this title.

Puspan. L. 101–508, title XI, § 11410(c), Nov. 5, 1990, 104 Stat. 1388–479, provided that: “The amendments made by this section [amending this section and repealing provisions set out below] shall apply to taxable years beginning after December 31, 1989.”

Puspan. L. 101–239, title VI, § 6202(span)(5), Dec. 19, 1989, 103 Stat. 2233, provided that: “The amendments made by this subsection [amending this section, sections 4980B and 5000 of this title, sections 623 and 631 of Title 29, Labor, and sections 1395p, 1395r, and 1395y of Title 42, The Public Health and Welfare] shall apply to items and services furnished after the date of the enactment of this Act [Dec. 19, 1989].”

Puspan. L. 101–239, title VII, § 7107(c), Dec. 19, 1989, 103 Stat. 2306, provided that: “The amendments made by this section [amending this section] shall apply to taxable years beginning after December 31, 1989.”

Puspan. L. 101–239, title VII, § 7862(c)(3)(D), Dec. 19, 1989, 103 Stat. 2432, provided that: “The amendments made by this paragraph [amending this section, section 4980B of this title, and section 1162 of Title 29, Labor] shall apply to—

Amendment by Puspan. L. 101–140 effective as if included in section 1151 of Puspan. L. 99–514, see section 203(c) of Puspan. L. 101–140, set out as a note under section 79 of this title.

Amendment by sections 1011B(span)(1)–(3) and 1018(t)(7)(B) of Puspan. L. 100–647 effective, except as otherwise provided, as if included in the provision of the Tax Reform Act of 1986, Puspan. L. 99–514, to which such amendment relates, see section 1019(a) of Puspan. L. 100–647, set out as a note under section 1 of this title.

Puspan. L. 100–647, title III, § 3011(d), Nov. 10, 1988, 102 Stat. 3625, provided that: “The amendments made by this section [enacting section 4980B of this title, and amending this section, sections 106 and 414 of this title, section 1167 of Title 29, Labor, and section 300bspan–8 of Title 42, The Public Health and Welfare] shall apply to taxable years beginning after December 31, 1988, but shall not apply to any plan for any plan year to which section 162(k) of the Internal Revenue Code of 1986 (as in effect on the day before the date of the enactment of this Act [Nov. 10, 1988]) did not apply by reason of section 10001(e)(2) of the Consolidated Omnibus Budget Reconciliation Act of 1985 [section 10001(e)(2) of Puspan. L. 99–272, set out as an Effective Date of 1986 Amendment note under section 106 of this title].”

Puspan. L. 99–514, title VI, § 613(span), Oct. 22, 1986, 100 Stat. 2251, provided that: “The amendments made by subsection (a) [amending this section] shall apply to any amount paid or incurred after February 28, 1986, in taxable years ending after such date.”

Puspan. L. 99–514, title XI, § 1161(span), Oct. 22, 1986, 100 Stat. 2509, provided that:

Puspan. L. 99–514, title XVIII, § 1895(d)(6)(D), Oct. 22, 1986, 100 Stat. 2939, provided that: “The amendments made by this paragraph [amending this section, section 1166 of Title 29, Labor, and section 300bspan–6 of Title 42, The Public Health and Welfare] shall only apply with respect to qualifying events occurring after the date of the enactment of this Act [Oct. 22, 1986].”

Puspan. L. 99–514, title XVIII, § 1895(e), Oct. 22, 1986, 100 Stat. 2940, provided that: “Except as otherwise provided in this section, the amendments made by this section [amending this section, section 3121 of this title, sections 1162 and 1165 to 1167 of Title 29, Labor, sections 300bspan–2, 300bspan–5, 300bspan–6, 410, 1301, 1320c–13, 1395p, 1395u, 1395cc, 1395dd, 1395mm, 1395ww, 1395yy, 1396a, 1396span, 1396d, and 1396s of Title 42, The Public Health and Welfare, enacting provisions set out as notes under this section, section 3121 of this title, section 1167 of Title 29, and sections 1395u, 1395y, 1395ww, and 1395yy of Title 42, and amending provisions set out as notes under sections 403, 1395u, 1395cc, 1395mm, 1395ww, 1395yy, and 1396span of Title 42] shall be effective as if included in the enactment of the Consolidated Omnibus Budget Reconciliation Act of 1985 [Puspan. L. 99–272].”

Amendment by section 9307(c)(2)(B) of Puspan. L. 99–509 effective as if included in the enactment of Tax Reform Act of 1986, Puspan. L. 99–514, see section 9307(c)(2) of Puspan. L. 99–509, set out as a note under section 1395u of Title 42, The Public Health and Welfare.

Puspan. L. 99–509, title IX, § 9501(e), Oct. 21, 1986, 100 Stat. 2078, provided that:

Amendment by Puspan. L. 99–272 applicable to plan years beginning on or after July 1, 1986, with special rule for collective bargaining agreements, see section 10001(e) of Puspan. L. 99–272, set out as a note under section 106 of this title.

Puspan. L. 98–573, title II, § 232(span), Oct. 30, 1984, 98 Stat. 2991, provided that: “The amendment made by subsection (a) [amending this section] shall apply to taxable years beginning after the date of the enactment of this Act [Oct. 30, 1984].”

Amendment by section 512(span) of Puspan. L. 98–369 applicable to amounts paid or incurred after July 18, 1984, in taxable years ending after such date, subject to an exception for certain extended vacation pay plans, see section 512(c) of Puspan. L. 98–369, set out as a note under section 404 of this title.

Amendment by section 2354(d) of Puspan. L. 98–369 effective July 18, 1984, but not to be construed as changing or affecting any right, liability, status, or interpretation which existed (under the provisions of law involved) before that date, see section 2354(e) of Puspan. L. 98–369, set out as a note under section 1320a–1 of Title 42, The Public Health and Welfare.

Puspan. L. 97–248, title II, § 288(c), Sept. 3, 1982, 96 Stat. 571, provided that: “The amendments made by this section [amending this section and sections 952 and 964 of this title] shall apply to payments made after the date of the enactment of this Act [Sept. 3, 1982].”

Amendment by section 128(span) of Puspan. L. 97–248 effective as if such amendment had been originally included as part of this section as this section was amended by the Omnibus Budget Reconciliation Act of 1981, Puspan. L. 97–35, see section 128(e)(2) of Puspan. L. 97–248, set out as a note under section 1395x of Title 42, The Public Health and Welfare.

Puspan. L. 97–216, title II, § 215(d), July 18, 1982, 96 Stat. 194, provided that: “The amendments made by this section [amending this section and section 280A of this title and repealing provisions set out as a note under this section] shall apply to taxable years beginning after December 31, 1981.”

Puspan. L. 97–51, § 139(span)(3), Oct. 1, 1981, 95 Stat. 967, as amended by Puspan. L. 97–92, § 133a, Dec. 15, 1981, 95 Stat. 1199, provided that: “The amendments made by this subsection [amending this section and repealing section 31c of Title 2, The Congress] shall apply to taxable years beginning after December 31, 1980.”

Puspan. L. 97–35, title XXI, § 2146(c)(2), Aug. 13, 1981, 95 Stat. 801, provided that: “The amendments made by subsection (span) [amending this section] shall be effective with respect to taxable years beginning on or after January 1, 1982.”

Puspan. L. 97–34, title I, § 127(span), Aug. 13, 1981, 95 Stat. 203, provided that: “The amendment made by subsection (a) [amending this section] shall apply to taxable years beginning on or after January 1, 1976.”

Amendment by section 1901(c)(4) of Puspan. L. 94–455 applicable with respect to taxable years beginning after Dec. 31, 1976, see section 1901(d) of Puspan. L. 94–455, set out as a note under section 2 of this title.

Puspan. L. 92–178, title III, § 310(span), Dec. 10, 1971, 85 Stat. 525, provided that: “The amendments made by subsection (a) [amending this section] shall apply with respect to payments after December 30, 1969, except that section 162(c)(3) of the Internal Revenue Act of 1954 (as added by subsection (a)) shall apply only with respect to kickbacks, rebates, and bribes payment of which is made on or after the date of the enactment of this Act [Dec. 10, 1971].”

Puspan. L. 91–172, title IX, § 902(c), Dec. 30, 1969, 83 Stat. 711, as amended by Puspan. L. 99–514, § 2, Oct. 22, 1986, 100 Stat. 2095, provided that: “Section 162(f) of the Internal Revenue Code of 1986 [formerly I.R.C. 1954] (as added by subsection (a)) shall apply to all taxable years to which such Code applies. Section 162(g) of such Code (as added by subsection (a)) shall apply with respect to amounts paid or incurred after December 31, 1969. Section 162(c)(1) of such Code (as amended by subsection (span)) shall apply to all taxable years to which such Code applies. Sections 162(c)(2) and (3) of such Code (as amended by subsection (span)) shall apply with respect to payments made after the date of the enactment of this Act [Dec. 30, 1969].”

Amendment by section 516(c)(2)(A) of Puspan. L. 91–172 applicable to transfers after Dec. 31, 1969, see section 516(d)(3) of Puspan. L. 91–172, set out as a note under section 1001 of this title.

Puspan. L. 87–834, § 4(c), Oct. 16, 1962, 76 Stat. 977, provided that: “The amendments made by this section [amending this section and enacting section 274 of this title] shall apply with respect to taxable years ending after December 31, 1962, but only in respect of periods after such date.”

Puspan. L. 87–834, § 3(span), Oct. 16, 1962, 76 Stat. 973, provided that: “The amendments made by this section [amending this section] shall apply to taxable years beginning after December 31, 1962.”

Puspan. L. 86–779, § 7(c), Sept. 14, 1960, 74 Stat. 1002, provided that: “The amendments made by subsections (a) and (span) [amending this section and section 170 of this title] shall apply with respect to taxable years beginning after December 31, 1959.”

Puspan. L. 86–779, § 8(d), Sept. 14, 1960, 74 Stat. 1003, provided that: “The amendments made by subsections (a), (span), and (c) [amending this section and section 1054 of this title and amending table of sections for Part IV by adding item 1054 and numbering former item 1054 as 1055] shall apply with respect to taxable years beginning after December 31, 1959.”

Puspan. L. 85–866, title I, § 5(span), Sept. 2, 1958, 72 Stat. 1608, provided that: “The amendment made by subsection (a) [amending this section] shall apply only with respect to expenses paid or incurred after the date of the enactment of this Act [Sept. 2, 1958]. The determination as to whether any expense paid or incurred on or before the date of the enactment of this Act shall be allowed as a deduction shall be made as if this section had not been enacted and without inference drawn from the fact that this section is not made applicable with respect to expenses paid or incurred on or before the date of the enactment of this Act.”

Puspan. L. 104–208, div. A, title II, § 2711, Sept. 30, 1996, 110 Stat. 3009–498, provided that, for purposes of subtitle A of this title, the amount allowed as a deduction under this section for a taxable year would include any amount paid during that year by reason of an assessment under section 2702 of Puspan. L. 104–208, formerly set out as a note under section 1817 of Title 12, Banks and Banking, and that former section 172(f) of this title would not apply to that deduction.

Puspan. L. 102–227, title I, § 110(a)(2), Dec. 11, 1991, 105 Stat. 1688, provided that, in the case of any taxable year beginning in 1992 only amounts paid before July 1, 1992, by the individual for insurance coverage for periods before July 1, 1992, would be taken into account in determining the amount deductible under subsec. (l) of this section with respect to such individual for such taxable year, and that for purposes of subparagraph (A) of subsec. (l)(2) of this section, the amount of the earned income described in such subparagraph taken into account for such taxable year would be the amount which bears the same ratio to the total amount of such earned income as the number of months in such taxable year ending before July 1, 1992, bears to the number of months in such taxable year, prior to repeal by Puspan. L. 103–66, title XIII, § 13174(a)(2), Aug. 10, 1993, 107 Stat. 457.

Puspan. L. 101–239, title VII, § 7107(a)(2), Dec. 19, 1989, 103 Stat. 2306, provided that, in the case of any taxable year beginning in 1990 only amounts paid before Oct. 1, 1990, by the individual for insurance coverage for periods before Oct. 1, 1990, would be taken into account in determining the amount deductible under subsec. (l) of this section with respect to such individual for such taxable year, and that for purposes of subsec. (l)(2)(A) of this section, the amount of the earned income described in such paragraph taken into account for such taxable year would be the amount which bears the same ratio to the total amount of such earned income as the number of months in such taxable year ending before Oct. 1, 1990, bears to the number of months in such taxable year, prior to repeal by Puspan. L. 101–508, title XI, § 11410(span), Nov. 5, 1990, 104 Stat. 1388–479.

Puspan. L. 100–647, title VI, § 6008, Nov. 10, 1988, 102 Stat. 3687, provided that in the case of any employee of the United States Postal Service who performed services involving the collection and delivery of mail on a rural route, such employee was permitted to compute the amount allowable as a deduction under this chapter for the use of an automobile in performing such services by using a standard mileage rate for all miles of such use equal to 150 percent of the basic standard rate, prior to repeal by Puspan. L. 105–34, title XII, § 1203(span), Aug. 5, 1997, 111 Stat. 995. See subsec. (o) of this section.

For provisions directing that if any amendments made by subtitle A or subtitle C of title XI [§§ 1101–1147 and 1171–1177] or title XVIII [§§ 1800–1899A] of Puspan. L. 99–514 require an amendment to any plan, such plan amendment shall not be required to be made before the first plan year beginning on or after Jan. 1, 1989, see section 1140 of Puspan. L. 99–514, as amended, set out as a note under section 401 of this title.

Puspan. L. 97–51, § 139(a), Oct. 1, 1981, 95 Stat. 967, which expressed the sense of Congress that the dollar limits on tax deductions for living expenses of Members of Congress while away from home be the same as such limits for businessmen and other private citizens, was repealed by Puspan. L. 97–216, title II, § 215(c), July 18, 1982, 96 Stat. 194.

Puspan. L. 94–455, title VI, § 604, Oct. 4, 1976, 90 Stat. 1575, as amended by Puspan. L. 95–30, title III, § 307, May 23, 1977, 91 Stat. 153; Puspan. L. 95–258, § 2, Apr. 7, 1978, 92 Stat. 195; Puspan. L. 96–167, § 3, Dec. 29, 1979, 93 Stat. 1275; Puspan. L. 96–178, § 1, Jan. 2, 1980, 93 Stat. 1295; Puspan. L. 99–514, § 2, Oct. 22, 1986, 100 Stat. 2095, provided that:

[Amendment of section 604 of Puspan. L. 94–455 by section 1 of Puspan. L. 96–178, which purported to substitute “January 1, 1979” for “January 1, 1978”, was not executed because of the prior amendment by section 3(a)(2), (span) of Puspan. L. 96–167 which substituted “January 1, 1981” for “January 1, 1978” in subsec. (a) and which struck out the last sentence of subsec. (d).]

No deductions to be allowed in computing taxable income for two-thirds of any amount paid or incurred on a judgment entered against any person in a suit brought under section 208(span) of Puspan. L. 94–12, see section 208(c) of Puspan. L. 94–12, title II, Mar. 29, 1975, 89 Stat. 35, set out as a note under section 44 of this title.

Puspan. L. 85–866, title I, § 97, Sept. 2, 1958, 72 Stat. 1672, as amended by Puspan. L. 86–496, § 2, June 8, 1960, 74 Stat. 164; Puspan. L. 88–153, Oct. 17, 1963, 77 Stat. 272; Puspan. L. 88–554, § 1, Aug. 31, 1964, 78 Stat. 761; Puspan. L. 89–692, Oct. 15, 1966, 80 Stat. 1025; Puspan. L. 91–172, title IX, § 903, Dec. 30, 1969, 83 Stat. 711; Puspan. L. 92–580, § 3, Oct. 27, 1972, 86 Stat. 1276, provided that deductions for accrued vacation pay under this section would not be denied for any taxable year ending before Jan. 1, 1973, so long as the employee at the time of accrual of pay has performed the necessary qualifying service under an appropriate plan.

Puspan. L. 86–564, title III, § 301, June 30, 1960, 74 Stat. 291, authorized the Joint Committee on Internal Revenue Taxation to investigate and report on the use of entertainment and certain other expense deductions to the 87th Congress and authorized the Secretary of the Treasury to report to the 87th Congress on the enforcement program of the Internal Revenue Service relating to such deductions.

Extension of time for filing of claims for refunds or credit of overpayments of income tax resulting from application of this section, see section 96 of Puspan. L. 85–866, set out as a note under section 6511 of this title.