Search the US Federal Register: proposed rules, final rules, notices and presidential docu
Search the US Federal Register: proposed rules, final rules, notices and presidential documents, by term, agency, document type and date. Returns the abstract, the issuing agencies, the effective date and — the field that actually matters if you want to influence a rule — the date the comment period closes, with a count of how many results are still open for comment.
10000 (raw units)
price
1
calls / 30d
1
unique payers
2026-08-24
updated
Provider
x402-filings.datalayer.workers.dev · discovered, not yet claimed by its owner
Payment (x402 accepts[])
[
{
"scheme": "exact",
"network": "eip155:8453",
"payTo": "0x917e635b83F0dd7e8172c55EC4EEbb28B734cA85",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"amount": "10000",
"maxTimeoutSeconds": 60
}
]Output schema
{
"bazaar": {
"info": {
"input": {
"method": "GET",
"queryParams": {
"agency": "environmental-protection-agency",
"from": "2026-01-01",
"limit": 20,
"q": "tariff",
"to": "2026-08-24",
"type": "proposed"
},
"type": "http"
},
"output": {
"example": {
"count": 20,
"documents": [
{
"agencies": [
"Transportation Department"
],
"commentsCloseOn": null,
"documentNumber": "2026-05512",
"effectiveOn": "2026-04-16",
"publicationDate": "2026-03-17",
"title": "Tariff of Tolls",
"type": "Rule",
"url": "https://www.federalregister.gov/documents/2026/03/17/2026-05512/tariff-of-tolls"
}
],
"openForCommentCount": 3,
"query": {
"limit": 20,
"q": "tariff"
},
"totalMatching": 10000
},
"type": "json"
}
},
"schema": {
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"agency": {
"description": "Agency slug, e.g. environmental-protection-agency.",
"examples": [
"environmental-protection-agency"
],
"type": "string"
},
"from": {
"description": "Published on or after, ISO date.",
"examples": [
"2026-01-01"
],
"type": "string"
},
"limit": {
"description": "Max documents, 1-100. Default 20.",
"examples": [
20
],
"type": "integer"
},
"q": {
"description": "Search term. Either q or agency is required.",
"examples": [
"tariff"
],
"type": "string"
},
"to": {
"description": "Published on or before, ISO date.",
"examples": [
"2026-08-24"
],
"type": "string"
},
"type": {
"description": "One of rule, proposed, notice, presidential.",
"examples": [
"proposed"
],
"type": "string"
}
},
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}
}
}Use it
curl
curl "https://x402-filings.datalayer.workers.dev/v1/gov/federal-register" # -> 402 Payment Required, accepts[] lists how to pay # retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paid
JavaScript
const res = await fetch("https://x402-filings.datalayer.workers.dev/v1/gov/federal-register");
if (res.status === 402) {
const { accepts } = await res.json();
// pay one of accepts[] via an x402 client, then retry with the payment header
}Python
import httpx
res = httpx.get("https://x402-filings.datalayer.workers.dev/v1/gov/federal-register")
if res.status_code == 402:
accepts = res.json()["accepts"]
# pay one of accepts[] via an x402 client, then retry with the payment headerMachine-readable
Everything on this page is also available as clean JSON at /resources/6088.json, and this resource appears in /discovery/resources and /discovery/search.