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title 26
Internal Revenue
chapter I-i16
CHAPTER I—INTERNAL REVENUE SERVICE, DEPARTMENT OF THE TREASURY (CONTINUED)
part 31
PART 31—EMPLOYMENT TAXES AND COLLECTION OF INCOME TAX AT SOURCE
subpart B
Subpart B—Federal Insurance Contributions Act (Chapter 21, Internal Revenue Code of 1954)
subjgrp 10
General Provisions
§ 31.3121a9-1
[Reserved]
View all text of Subjgrp 10 [§ 31.3121(a)-1 - § 31.3134-1]
§ 31.3121(a)(9)-1 - [Reserved]