{"data":{"id":"us/40-cfr-439.51","jurisdiction":"us","citation":"40 CFR 439.51","heading":"Special definitions.","body":"For the purpose of this subpart, product means products or services resulting from research and product development activities.","path":["Title 40—Protection of Environment","CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY","SUBCHAPTER N—EFFLUENT GUIDELINES AND STANDARDS","PART 439—PHARMACEUTICAL MANUFACTURING POINT SOURCE CATEGORY","Subpart E—Research"],"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":"6405b45a06f07bd6f707f4f1a3db892280086bbc27642b9dd0d86adc77a945ad","source_id":"us-cfr","stale":true,"prev":"us/40-cfr-439.50","next":"us/40-cfr-439.52"},"notice":"GroundRules: Original legal text. Not legal advice."}