coverage from
i
What that date means
Coverage begins on 2026-08-13, which is when this archive started holding
Federal Register issues — not when the agency started publishing.
Anything earlier is absent from this page, and its absence is not evidence.
NHTSA granted Toyota Motor North America's petition that certain 2020-2021 C-HR vehicles' noncompliance with tire selection standard is inconsequential to safety.
The National Highway Traffic Safety Administration denied a defect petition regarding wheel fastening practices on heavy-duty vehicles and requested public comment on removing two test procedures from its New Car Assessment Program.
The National Highway Traffic Safety Administration published notice of receipt of Allwin Powersports Corp.'s petition for decision regarding noncompliance with motorcycle helmet safety standard.
The National Highway Traffic Safety Administration submitted an information collection request to the Office of Management and Budget for research on portable electronic device integration systems in vehicles.
The National Highway Traffic Safety Administration issued an interpretive rule on fuel economy standards for medium- and heavy-duty vehicles, extended comment periods for motor vehicle safety exemptions and automated vehicle guidance.
NHTSA granted petitions from Premiori LLC and Mercedes-Benz USA regarding inconsequential noncompliance with federal motor vehicle safety standards.
The National Highway Traffic Safety Administration amended federal motor vehicle safety standards for child restraint systems, delaying compliance dates and exempting school bus restraints.
The National Highway Traffic Safety Administration published a notice submitting an information collection request to the Office of Management and Budget for the Uniform Tire Quality Grading Standard.
NHTSA published a notice of Ford's petition for inconsequential noncompliance regarding 2024-2025 Ranger vehicles and a proposed rule denying a petition for centralized roadway database standards.
NHTSA proposed amending regulations to include the THOR-50M crash test dummy with an additional spine configuration and alternative face foam option.
The National Highway Traffic Safety Administration amended uniform procedures for State Highway Safety Grant Programs to waive identical performance measure targets for fiscal year 2027.
The National Highway Traffic Safety Administration denied a petition requesting investigation of fuel system leaks and engine stalling in 2006 Nissan Frontier vehicles.
The National Highway Traffic Safety Administration published a notice of intent to establish a Negotiated Rulemaking Advisory Committee for Vehicle Lighting and requested public nominations for membership.
The National Highway Traffic Safety Administration published a notice submitting an information collection request to the Office of Management and Budget regarding intelligent speed assistance user acceptance and effectiveness testing.
The National Highway Traffic Safety Administration published a notice submitting an information collection request for the Older Novice Driver Study to the Office of Management and Budget for review and approval.
NHTSA proposed amendments to Federal Motor Vehicle Safety Standard No. 108 regarding headlamps and lighting for automated driving systems-equipped vehicles.
The National Highway Traffic Safety Administration published notices announcing intent to establish a Negotiated Rulemaking Advisory Committee for Tire Safety and a National Emergency Medical Services Advisory Council public meeting.
The National Highway Traffic Safety Administration denied a defect petition requesting investigation into hydraulic control units on 2010 Ford Fusion Hybrid vehicles.
The National Highway Traffic Safety Administration published notice of a workshop scheduled for December 10, 2026 on aftermarket modifications and advanced driver assistance system performance.
Ask an assistant instead
Everything on this page is also a tool call. Add
mcp.downstream.sh as an MCP server in Claude, ChatGPT, or any client that speaks the
protocol — no key, no account — then paste this:
Using the Downstream MCP server at mcp.downstream.sh, call whats_new_since with agency "National Highway Traffic Safety Administration" since 2026-08-13, then tell me what this agency has been working on and which of its deadlines are still open.
Reaches whats_new_since. The response carries its own citations
and states what it is missing — including which dates it has no record for.