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MCP live MCP 2026-07-28 streamable-http

US federal rules taking effect

io.github.joelp22-maker/referencesource-rules

Which published US federal rules take effect between two dates, and which CFR parts they amend?

Watch this dependency Share evidence report
Uptime
100.0%
5 direct probes · 30d
Response
815ms
last probe
Tools
5
callable
Resources
0
readable
Prompts
0
available
Score: 100/100
Handshake verified by our own probe.
pass Answers the MCP handshake 50/50
The handshake and the list calls succeeded on the primary URL.
pass Lists tools, resources or prompts 30/30
5 tools, 0 resources, 0 prompts returned.
pass 3 or more catalogue items 10/10
5 items in total; 3 or more earns these points.
pass Describes itself 10/10
95 characters; more than 30 earns these points.

Tools · 5

list_rules_taking_effect

What lands on me, and when? Lists already-published US federal final rules whose effective date falls between two dates, soonest first, optionally from one agency. Each with the rule title, the agency…

get_rule

Everything this register holds for one final rule: title, agency, effective date, the rule's own DATES paragraph, the CFR parts it amends, its publication date, a link to the rule on federalregister.g…

list_agencies

Which agencies have rules coming? Returns each agency in this register with how many rules it has taking effect, the soonest and latest of those dates. Call it to get an agency name exactly as the Fed…

list_rules_amending_cfr_part

Is anything changing in the part of the CFR I am subject to? Give a CFR title and part — "49 CFR 192", "40 CFR 52", "21 CFR 1308" — and get the already-published final rules that amend it, soonest eff…

verify_quote

Is this right? Check a claim about a final rule — its effective date, its agency, the CFR parts it amends — against the Federal Register record instead of trusting it. Says whether the claim matches a…

How to use

Claude Desktop or claude.ai: add a custom connector (Customize → Connectors; on Team and Enterprise plans an owner adds it under Organization settings → Connectors) with this server URL: https://referencesource.org/mcp/rules

Cursor or Cline: add to your MCP config:

{
  "mcpServers": {
    "us_federal_rules_taking_effect": {
      "url": "https://referencesource.org/mcp/rules",
      "transport": "streamable-http"
    }
  }
}