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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.
National Highway Traffic Safety Administration: Newest final rules (27)
The newest 2,000 final rules published from 2026-03-25 to 2026-11-16; older rules: not collected here, see the Federal Register.
- Eliminating Obsolete Regulations Related to the 911 Grant Program
2026-10-06 · Commerce Department, National Telecommunications and Information Administration, Transportation Department, National Highway Traffic Safety Administration · effective 2026-10-06 · 2026-20493 - The Safer Affordable Fuel-Efficient (SAFE) Vehicles Rule III for Model Years 2022 to 2031 Passenger Cars and Light Trucks
2026-09-30 · Transportation Department, National Highway Traffic Safety Administration · significant · effective 2026-11-30 · 2026-19964 - Amendment to the Uniform Procedures for State Highway Safety Grant Programs
2026-09-23 · Transportation Department, National Highway Traffic Safety Administration · effective 2026-09-23 · 2026-19403 - Federal Motor Vehicle Safety Standard No. 213a; Child Restraint Systems-Side Impact Protection; Federal Motor Vehicle Safety Standard No. 213; Child Restraint Systems, Federal Motor Vehicle Safety Standard No. 213b; Child Restraint Systems; Incorporation by Reference
2026-09-09 · Transportation Department, National Highway Traffic Safety Administration · effective 2026-10-09 · 2026-18380 - Resetting NHTSA's Fuel Economy Program: Commercial Medium- and Heavy-Duty On-Highway Vehicles and Work Trucks
2026-08-31 · Transportation Department, National Highway Traffic Safety Administration · 2026-17756 - Temporary Exemption From Motor Vehicle Safety and Bumper Standards; Extension of Comment Period
2026-08-31 · Transportation Department, National Highway Traffic Safety Administration · 2026-17742 - Temporary Exemption From Motor Vehicle Safety and Bumper Standards
2026-07-31 · Transportation Department, National Highway Traffic Safety Administration · effective 2026-07-31 · 2026-15482 - Uniform Procedures for State Highway Safety Grant Programs
2026-06-11 · Transportation Department, National Highway Traffic Safety Administration · effective 2026-07-13 · 2026-11770 - Federal Motor Vehicle Safety Standards No. 210; Seat Belt Assembly Anchorages; Correction
2026-06-10 · Transportation Department, National Highway Traffic Safety Administration · effective 2026-07-06 · 2026-11640 - Federal Motor Vehicle Safety Standards No. 205; Glazing Materials; No. 205(a), Glazing Equipment Manufactured Before September 1, 2006, and Glazing Materials Used in Vehicles Manufactured Before November 1, 2006
2026-06-03 · Transportation Department, National Highway Traffic Safety Administration · effective 2026-07-06 · 2026-11082 - Federal Motor Vehicle Safety Standards No. 210; Seat Belt Assembly Anchorages
2026-06-03 · Transportation Department, National Highway Traffic Safety Administration · effective 2026-07-06 · 2026-11081 - Federal Motor Vehicle Safety Standards No. 204; Steering Control Rearward Displacement
2026-06-03 · Transportation Department, National Highway Traffic Safety Administration · effective 2026-07-06 · 2026-11080 - Federal Motor Vehicle Safety Standards No. 206; Door Locks and Door Retention Components
2026-06-03 · Transportation Department, National Highway Traffic Safety Administration · effective 2026-07-06 · 2026-11079 - Federal Motor Vehicle Safety Standards No. 207; Seating Systems
2026-06-03 · Transportation Department, National Highway Traffic Safety Administration · effective 2026-07-06 · 2026-11078 - Federal Motor Vehicle Safety Standards No. 301; Fuel System Integrity
2026-06-03 · Transportation Department, National Highway Traffic Safety Administration · effective 2026-07-06 · 2026-11077 - Federal Motor Vehicle Safety Standards No. 222; School Bus Passenger Seating and Crash Protection
2026-06-03 · Transportation Department, National Highway Traffic Safety Administration · effective 2026-07-06 · 2026-11076 - Federal Motor Vehicle Safety Standards No. 304; Compressed Natural Gas Fuel Container Integrity
2026-06-03 · Transportation Department, National Highway Traffic Safety Administration · effective 2026-07-06 · 2026-11075 - Removing Obsolete Procedures From the Consumer Assistance To Recycle and Save Act of 2009
2026-06-03 · Transportation Department, National Highway Traffic Safety Administration · effective 2026-07-06 · 2026-11074 - Federal Motor Vehicle Safety Standard No. 214; Side Impact Protection; Federal Motor Vehicle Safety Standard No. 305a; Electric-Powered Vehicles: Electric Powertrain Integrity; Federal Motor Vehicle Safety Standard No. 307; Fuel System Integrity of Hydrogen Vehicles
2026-06-03 · Transportation Department, National Highway Traffic Safety Administration · significant · effective 2026-07-06 · 2026-11072 - Removing Obsolete Directives From Phase-In Reporting Requirements
2026-06-03 · Transportation Department, National Highway Traffic Safety Administration · effective 2026-07-06 · 2026-11071 - Federal Motor Vehicle Safety Standards No. 217; Bus Emergency Exits and Window Retention and Release
2026-06-03 · Transportation Department, National Highway Traffic Safety Administration · effective 2026-07-06 · 2026-11070 - Federal Motor Vehicle Safety Standards No. 303; Fuel System Integrity of Compressed Natural Gas Vehicles
2026-06-03 · Transportation Department, National Highway Traffic Safety Administration · effective 2026-07-06 · 2026-11069 - Federal Motor Vehicle Safety Standards No. 216; Roof Crush Resistance, Federal Motor Vehicle Safety Standard No. 216a; Roof Crush Resistance; Upgraded Standard
2026-06-03 · Transportation Department, National Highway Traffic Safety Administration · effective 2026-07-06 · 2026-11068 - Event Data Recorders
2026-05-27 · Transportation Department, National Highway Traffic Safety Administration · C1-2026-09849 - Event Data Recorders
2026-05-18 · Transportation Department, National Highway Traffic Safety Administration · effective 2026-06-17 · 2026-09849 - Administrative Rulemaking, Guidance, and Enforcement Procedures
2026-04-27 · Transportation Department, Transportation Department, Pipeline and Hazardous Materials Safety Administration, Federal Motor Carrier Safety Administration, National Highway Traffic Safety Administration, Federal Transit Administration · significant · effective 2026-05-27 · 2026-08144 - Federal Motor Vehicle Safety Standards; Occupant Crash Protection, Seat Belt Reminder Systems
2026-04-06 · Transportation Department, National Highway Traffic Safety Administration · effective 2026-04-06 · 2026-06614
Rules by agency
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Source: Federal Register API (Office of the Federal Register, National Archives). Collected Nov 14, 2026 11:45 PM CST.