USC Subpart A

USC Subpart A
in effect

26 U.S.C. § 641 Imposition of tax

26 U.S.C. § 642 Special rules for credits and deductions

26 U.S.C. § 643 Definitions applicable to subparts A, B, C, and D

26 U.S.C. § 644 Taxable year of trusts

26 U.S.C. § 645 Certain revocable trusts treated as part of estate

26 U.S.C. § 646 Tax treatment of electing Alaska Native Settlement Trusts