SUBCHAPTER A—INCOME TAX (Parts 1–19)
- PART 1—INCOME TAXES
- PART 2—MARITIME CONSTRUCTION RESERVE FUND
- PART 3—CAPITAL CONSTRUCTION FUND
- PART 4—TEMPORARY INCOME TAX REGULATIONS UNDER SECTION 954 OF THE INTERNAL REVENUE CODE
- PART 5—TEMPORARY INCOME TAX REGULATIONS UNDER THE REVENUE ACT OF 1978
- PART 5c—TEMPORARY INCOME TAX REGULATIONS UNDER THE ECONOMIC RECOVERY TAX ACT OF 1981
- PART 5e—TEMPORARY INCOME TAX REGULATIONS, TRAVEL EXPENSES OF MEMBERS OF CONGRESS
- PART 5f—TEMPORARY INCOME TAX REGULATIONS UNDER THE TAX EQUITY AND FISCAL RESPONSIBILITY ACT OF 1982
- PART 6a—TEMPORARY REGULATIONS UNDER TITLE II OF THE OMNIBUS RECONCILIATION ACT OF 1980
- PART 7—TEMPORARY INCOME TAX REGULATIONS UNDER THE TAX REFORM ACT OF 1976
- PART 8—TEMPORARY INCOME TAX REGULATIONS UNDER SECTION 3 OF THE ACT OF OCTOBER 26, 1974 (PUB. L. 93-483)
- PART 9—TEMPORARY INCOME TAX REGULATIONS UNDER THE TAX REDUCTION ACT OF 1975
- PART 11—TEMPORARY INCOME TAX REGULATIONS UNDER THE EMPLOYEE RETIREMENT INCOME SECURITY ACT OF 1974
- PART 12—TEMPORARY INCOME TAX REGULATIONS UNDER THE REVENUE ACT OF 1971
- PART 13—TEMPORARY INCOME TAX REGULATIONS UNDER THE TAX REFORM ACT OF 1969
- PART 15—TEMPORARY INCOME TAX REGULATIONS RELATING TO EXPLORATION EXPENDITURES IN THE CASE OF MINING
- PART 15a—TEMPORARY INCOME TAX REGULATIONS UNDER THE INSTALLMENT SALES REVISION ACT
- PART 16—TEMPORARY REGULATIONS UNDER THE REVENUE ACT OF 1962
- PART 16A—TEMPORARY INCOME TAX REGULATIONS RELATING TO THE PARTIAL EXCLUSION FOR CERTAIN CONSERVATION COST-SHARING PAYMENTS
- PART 17—TEMPORARY INCOME TAX REGULATIONS UNDER 26 U.S.C. 103(c)
- PART 18—TEMPORARY INCOME TAX REGULATIONS UNDER THE SUBCHAPTER S REVISION ACT OF 1982
- PART 19—TEMPORARY REGULATIONS UNDER THE REVENUE ACT OF 1964