{"data":{"id":"us/40-cfr-61.06","jurisdiction":"us","citation":"40 CFR 61.06","heading":"Determination of construction or modification.","body":"An owner or operator may submit to the Administrator a written application for a determination of whether actions intended to be taken by the owner or operator constitute construction or modification, or commencement thereof, of a source subject to a standard. The Administrator will notify the owner or operator of his determination within 30 days after receiving sufficient information to evaluate the application.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER C—AIR PROGRAMS","PART 61—NATIONAL EMISSION STANDARDS FOR HAZARDOUS AIR POLLUTANTS","Subpart A—General Provisions"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-40.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:26:04Z","sha256":"0773de5ea2a2b488959d131b6bcd0d9696279a50ea8290f012db73ec1a1ea012","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-61.05","next":"us/40-cfr-61.07"},"notice":"GroundRules: Original legal text. Not legal advice."}