{"data":{"id":"us/40-cfr-142.21","jurisdiction":"us","citation":"40 CFR 142.21","heading":"State consideration of a variance or exemption request.","body":"A State with primary enforcement responsibility shall act on any variance or exemption request submitted to it, within 90 days of receipt of the request.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER D—WATER PROGRAMS","PART 142—NATIONAL PRIMARY DRINKING WATER REGULATIONS IMPLEMENTATION","Subpart C—Review of State-Issued Variances and Exemptions"],"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":"0fe5c77c332511476255937f08746b7ce5ee2e7fc4c6f04a460ab6a06ca2a63e","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-142.20","next":"us/40-cfr-142.22"},"notice":"GroundRules: Original legal text. Not legal advice."}