Provisions relating to the special fund authorized by Public Law 99–190, referred to in text, were formerly classified to this section. See Prior Provisions note below.

A prior section 50a, Puspan. L. 99–190, § 101(d) [title I], Dec. 19, 1985, 99 Stat. 1224, 1231, related to deposit of amortization fees from Geological Survey providing telecommunications services.

1994—Puspan. L. 103–332 in first par., in second sentence after “work,” inserted “facilities,”, in third sentence after “include” inserted “laboratory modernization and equipment replacement,”, after “operations” inserted “, maintenance,”, and after “replacement of computer,” inserted “publications, scientific instrumentation,” and in second par., in second proviso after “depreciation of equipment” inserted “and facilities,”.

“United States Geological Survey” substituted for “Geological Survey” in first paragraph pursuant to provision of title I of Puspan. L. 102–154, set out as a note under section 31 of this title.