40 CFR § 280.240 - General requirement for all UST systems.

---
identifier: "/us/cfr/t40/s280.240"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 280.240 - General requirement for all UST systems."
title_number: 40
title_name: "Protection of Environment"
section_number: "280.240"
section_name: "General requirement for all UST systems."
chapter_name: "ENVIRONMENTAL PROTECTION AGENCY"
subchapter_number: "I"
subchapter_name: "SOLID WASTES"
part_number: "280"
part_name: "TECHNICAL STANDARDS AND CORRECTIVE ACTION REQUIREMENTS FOR OWNERS AND OPERATORS OF UNDERGROUND STORAGE TANKS (UST)"
positive_law: false
currency: "2026-03-24"
last_updated: "2026-03-24"
format_version: "1.1.0"
generator: "[email protected]"
authority: "42 U.S.C. 6912, 6991, 6991(a), 6991(b), 6991(c), 6991(d), 6991(e), 6991(f), 6991(g), 6991(h), 6991(i)."
regulatory_source: "80 FR 41623, July 15, 2015, unless otherwise noted."
cfr_part: "280"
---


# 280.240 General requirement for all UST systems.

Not later than October 13, 2018, all owners and operators of UST systems must ensure they have designated Class A, Class B, and Class C operators who meet the requirements of this subpart.