Federal rules by agency

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Federal rules by agency

Agencies carry out laws by writing rules. Final rules have the force of law; proposed rules are open for public comment first. Counts and lists come from the Federal Register.

Internal Revenue Service: Newest final rules (20)

The newest 2,000 final rules published from 2026-03-25 to 2026-11-16; older rules: not collected here, see the Federal Register.

Regulations Regarding Payment of Tax by Commercially Acceptable Means
2026-10-19 · Treasury Department, Internal Revenue Service · effective 2026-10-19 · 2026-21267
Non-Applicability of Section 357(c) to Consolidated Groups
2026-10-16 · Treasury Department, Internal Revenue Service · effective 2026-10-16 · 2026-21253
Transparency in Coverage
2026-10-06 · Treasury Department, Internal Revenue Service, Labor Department, Employee Benefits Security Administration, Health and Human Services Department · significant · effective 2026-12-07 · 2026-20447
Federal Scholarship Tax Credit
2026-10-02 · Treasury Department, Internal Revenue Service · effective 2026-12-01 · 2026-20264
Trump Accounts
2026-09-30 · Treasury Department, Internal Revenue Service · effective 2026-09-30 · 2026-20026
Estate Tax Closing Letter User Fee Update
2026-09-25 · Treasury Department, Internal Revenue Service · effective 2026-10-26 · 2026-19666
Car Loan Interest Deduction
2026-09-08 · Treasury Department, Internal Revenue Service · effective 2026-11-09 · 2026-18219
Federal Independent Dispute Resolution Operations; Correction
2026-08-28 · Treasury Department, Internal Revenue Service, Labor Department, Employee Benefits Security Administration, Health and Human Services Department · significant · effective 2026-08-28 · 2026-17622
Income Taxes
2026-08-21 · Internal Revenue Service · 2026-17154
Backup Withholding on Third Party Network Transactions
2026-08-10 · Treasury Department, Internal Revenue Service · effective 2026-08-10 · 2026-16269
Revising Qualified Domestic Trust Regulations Under Section 2056A To Update Outdated References and Procedures; Correction
2026-07-24 · Treasury Department, Internal Revenue Service · effective 2026-07-24 · 2026-15008
Revising Qualified Domestic Trust Regulations Under Section 2056A To Update Outdated References and Procedures
2026-07-10 · Treasury Department, Internal Revenue Service · effective 2026-07-10 · 2026-13925
Charitable Remainder Annuity Trust Listed Transaction
2026-07-09 · Treasury Department, Internal Revenue Service · effective 2026-07-09 · 2026-13851
Information Reporting and Transfer for Valuable Consideration Rules for Section 1035 Exchanges of Life Insurance and Certain Other Life Insurance Contract Transactions
2026-07-09 · Treasury Department, Internal Revenue Service · effective 2026-07-09 · 2026-13830
Federal Independent Dispute Resolution Operations
2026-06-04 · Personnel Management Office, Treasury Department, Internal Revenue Service, Labor Department, Employee Benefits Security Administration, Health and Human Services Department · significant · effective 2026-08-03 · 2026-11140
Returns Relating to Sales or Exchanges of Certain Partnership Interests
2026-05-20 · Treasury Department, Internal Revenue Service · effective 2026-05-20 · 2026-10116
Treatment of Income From Indian Fishing Rights-Related Activity as Compensation
2026-05-04 · Treasury Department, Internal Revenue Service · effective 2026-05-04 · 2026-08613
Section 6435 Payments; Refunds for Previously Taxed Dyed Fuel
2026-05-01 · Treasury Department, Internal Revenue Service · effective 2026-05-01 · 2026-08545
Enrolled Agent Special Enrollment Examination User Fee Update
2026-04-20 · Treasury Department, Internal Revenue Service · effective 2026-04-20 · 2026-07681
Occupations That Customarily and Regularly Received Tips; Definition of Qualified Tips
2026-04-13 · Treasury Department, Internal Revenue Service · effective 2026-06-12 · 2026-07104

Rules by agency

Agency	Final rules 2026 ▼	Proposed rules 2026	Final rules 2025
Transportation Department · its money	686	442	703
Federal Aviation Administration	513	389	553
Homeland Security Department · its money	396	86	266
Coast Guard	347	63	229
Environmental Protection Agency · its money	260	215	281
Commerce Department · its money	255	75	236
National Oceanic and Atmospheric Administration	195	69	196
Health and Human Services Department · its money	166	91	119
Treasury Department · its money	113	90	77
Food and Drug Administration	107	31	74
Interior Department · its money	77	51	114
Agriculture Department · its money	72	62	84
Pipeline and Hazardous Materials Safety Administration	72	18	47
Federal Communications Commission · its money	69	61	82
Justice Department · its money	63	56	35
Foreign Assets Control Office	58	1	23
Nuclear Regulatory Commission · its money	40	37	32
Energy Department · its money	40	19	89
Labor Department · its money	40	38	25
Personnel Management Office	35	21	14
Centers for Medicare & Medicaid Services	32	27	18
Drug Enforcement Administration	32	17	19
Fish and Wildlife Service	31	23	14
National Highway Traffic Safety Administration	28	14	16
State Department · its money	26	5	11
Agricultural Marketing Service	25	23	28
Federal Railroad Administration	25	6	40
Surface Mining Reclamation and Enforcement Office	24	3	25
National Credit Union Administration · its money	24	35	3
Internal Revenue Service	24	52	27
Federal Motor Carrier Safety Administration	22	6	6
Education Department · its money	17	18	13
U.S. Customs and Border Protection	17	7	15
Postal Service	17	10	29
Securities and Exchange Commission · its money	17	27	25
Commodity Futures Trading Commission · its money	15	21	13
Comptroller of the Currency	14	12	5
Defense Department · its money	13	17	40
Industry and Security Bureau	13	0	23
Alcohol, Tobacco, Firearms, and Explosives Bureau	13	31	0

Showing 40 of 175. Show all 175

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Source: Federal Register API (Office of the Federal Register, National Archives). Collected Nov 14, 2026 11:45 PM CST.