{"data":{"id":"us/14-cfr-11.21","jurisdiction":"us","citation":"14 CFR 11.21","heading":"What are the most common kinds of rulemaking actions for which FAA follows the Administrative Procedure Act?","body":"FAA follows the Administrative Procedure Act (APA) procedures for these common types of rules:\n(a) Rules found in the Code of Federal Regulations;\n(b) Airworthiness directives issued under part 39 of this chapter; and\n(c) Airspace Designations issued under various parts of this chapter.","path":["Title 14—Aeronautics and Space","CHAPTER I—FEDERAL AVIATION ADMINISTRATION, DEPARTMENT OF TRANSPORTATION","SUBCHAPTER B—PROCEDURAL RULES","PART 11—GENERAL RULEMAKING PROCEDURES","Subpart A—Rulemaking Procedures"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-14.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:24:20Z","sha256":"31b902bbd12d69811b8a0914413ad759d2f10683b21a4d754c7ca01b2f0e8743","source_id":"us-cfr","stale":true,"prev":"us/14-cfr-11.19","next":"us/14-cfr-11.23"},"notice":"GroundRules: Original legal text. Not legal advice."}