Federal Agency Guidance: The Sub-Regulatory Layer
What agencies say their own rules mean, issued without notice-and-comment: IRS revenue rulings, bank supervisory letters, the MPEP and TMEP, the USCIS Policy Manual, NLRB memoranda, HIPAA guidance, export-control opinions, and the DOJ Justice Manual.
10 posts in this cluster
Federal Agency Guidance API: 34 Sub-Regulatory Sources in One Endpoint
A developer guide to querying US federal sub-regulatory guidance by API: 34 named sources, 21,906 documents, one corpusType token, and a source filter that documents itself.
IRS Guidance API: Revenue Rulings, Revenue Procedures, Notices, and Announcements
An API for IRS published guidance: how Revenue Rulings, Revenue Procedures, Notices, and Announcements sit under the Code and the regulations, what each one binds, and how to query 1,469 documents alongside USC Title 26 and 26 CFR.
Banking and AML Guidance API: OCC, FDIC, Federal Reserve, and FinCEN in One Query
A single API for bank supervisory guidance: 606 OCC Bulletins, 448 OCC Interpretive Letters, 2,313 FDIC FILs, 336 Fed SR and CA Letters, 85 FinCEN rulings, and 127 FinCEN guidance documents, with superseded letters still queryable.
MPEP and TMEP API: Patent and Trademark Examining Procedure You Can Query
Query the MPEP (2,024 sections), the TMEP (2,109 sections), and US Copyright Office Circulars over one API. Citation forms, filters, and a worked office-action chain.
USCIS Policy Manual API: 456 Chapters of Immigration Guidance, Queryable by Volume
The USCIS Policy Manual is 12 volumes and 456 chapters of binding adjudicator guidance. How its citation form works, why it moves faster than 8 C.F.R., and how to query it.
NLRB Memoranda API: General Counsel and Division of Advice Memos, Queryable
Query 300 NLRB General Counsel memoranda and 339 Division of Advice memoranda as structured JSON. What they are, why they predict enforcement, and the 10-year window you must plan around.
HIPAA Guidance API: HHS OCR FAQs, Guidance, and Enforcement Actions
Query 44 HHS OCR HIPAA guidance materials, 444 deduplicated OCR FAQs, and 144 resolution agreements as JSON, chained to 45 C.F.R. Parts 160 and 164.
Export Controls API: BIS Advisory Opinions and DDTC Commodity Jurisdiction Determinations
Query BIS advisory opinions, DDTC commodity jurisdiction determinations, and DDTC guidance as structured JSON. What is in the corpus, what the EAR vs ITAR question really turns on, and the honest gaps.
DOJ Justice Manual API: 1,548 Sections of Federal Prosecution Policy
Query the DOJ Justice Manual as structured JSON: 1,548 sections across 9 Titles, plus the 2023 Merger Guidelines and the Antitrust Division Leniency Policy. What it binds, what it does not, and how documents differ from retrieval passages.
The Long-Tail Regulators: CFTC, FCC, FERC, DOE, and CPSC Guidance in One API
CFTC staff letters, FCC declaratory rulings, FERC policy statements, DOE appliance standards guidance, and CPSC advisory opinions, with real counts, coverage windows, and how to query them behind one source filter.