Regulations last checked for updates: Feb 12, 2026

Title 40 - Protection of Environment last revised: Dec 22, 2026
§ 139.27 - Refrigeration and air conditioning.

(a) The requirements in paragraph (b) of this section apply to discharges of condensation from refrigeration, air conditioning, and similar chilling equipment.

(b) The direct overboard discharge of any condensate that contacts toxic or hazardous materials is prohibited.

authority: 33 U.S.C. 1251
source: 89 FR 82131, Oct. 9, 2024, unless otherwise noted.
cite as: 40 CFR 139.27