Compliance guides · 40 CFR Part 280
UST compliance, explained in plain language
Short guides to the federal obligations every petroleum UST operator carries — what each one requires, on what schedule, and what the record has to contain.
These guides cover the federal 40 CFR Part 280 obligations. Re-verify citations against current eCFR before acting. Not legal advice.
40 CFR §280.36 · Every 30 days
The 30-Day Walkthrough Inspection (40 CFR §280.36)
What the 30-day and annual walkthrough checks actually require — spill prevention, release-detection equipment, containment sumps — and the record content §280.36(b) expects you to keep.
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40 CFR §280.40–§280.45 · Every 30 days
Release Detection: Monitoring, Testing, and Records
The approved monitoring methods and their cadences, what changed for piping after April 2016, the annual operability test, and how long each record must be retained.
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40 CFR §280.31 · Every 3 years / every 60 days
Cathodic Protection: Testing and the 60-Day Inspection
The 3-year test, the 6-month post-install and post-repair triggers, the 60-day impressed-current inspection, and the records §280.31(d) requires you to produce.
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