Based on title 28, U.S.C., 1940 ed., § 41(1) (Mar. 3, 1911, ch. 231, § 24, par. 1, 36 Stat. 1091; May 14, 1934, ch. 283, § 1, 48 Stat. 775; Aug. 21, 1937, ch. 726, § 1, 50 Stat. 738; Apr. 20, 1940, ch. 117, 54 Stat. 143).

This section rearranges and restates the fourth sentence of section 41 (1) of title 28, U.S.C., 1940 ed.

Other provisions of section 41 (1) of title 28, U.S.C., 1940 ed., are incorporated in sections 1331, 1332, 1341, 1345, 1354, and 1359 of this title.

Words “at law or in equity” before “in the courts of such State” were omitted as unnecessary.

Words “civil action” were substituted for “suit,” in view of Rule 2 of the Federal Rules of Civil Procedure.

Word “operation” was substituted for “enforcement, operation or execution” for the same reason.