Downstreamthe daily issueevery agencyNational Highway Traffic Safety Administration

The long-form archive

Everything National Highway Traffic Safety Administration has published while this archive has been running: 18 documents across 9 days, oldest first.

coverage from

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.

13 August 2026 1 document

NHTSA granted Toyota Motor North America's petition that certain 2020-2021 C-HR vehicles' noncompliance with tire selection standard is inconsequential to safety.

17 August 2026 2 documents

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.

20 August 2026 1 document

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.

21 August 2026 1 document

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.

26 August 2026 2 documents

27 August 2026 3 documents

28 August 2026 3 documents

31 August 2026 3 documents

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.

3 September 2026 2 documents

NHTSA granted petitions from Premiori LLC and Mercedes-Benz USA regarding inconsequential noncompliance with federal motor vehicle safety standards.

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.