Grease Interceptor & Permit — Denver (DOTI)
Denver restaurants must install a permitted grease interceptor; discharging FOG to the sewer is prohibited.
What it is. A required, permitted grease trap/interceptor to keep FOG out of the sanitary sewer; it is illegal to discharge FOG or other viscous substances to the city sewer.
Who issues/enforces it. City and County of Denver — Department of Transportation & Infrastructure (DOTI), Wastewater (City layer).
When you need it. Any Denver restaurant; a permit is required for a new, modified, abandoned, reused, or reconstructed grease interceptor.
How to comply. Install a permitted, correctly sized interceptor per DOTI policy.
Fees. Per the DOTI schedule — see source (⟢ VERIFY).
What SpoonSeal tracks. The document(s) you upload for this requirement, with automatic renewal/expiration tracking (Current, Due Soon, Expired). Where the city publishes health-inspection results (e.g., NYC and Chicago), SpoonSeal syncs them automatically; elsewhere they can be added manually.
References
- City and County of Denver DOTI, Grease Interceptor Requirement Policy — https://www.denvergov.org/files/assets/public/v/1/doti/documents/permits/row/grease-interceptors-dotirw-requirement-policy.pdf — Official source last checked: 2026-07-02
Stay ahead of this requirement
SpoonSeal stores your documents, tracks expirations, and reminds you before anything lapses — so you are always inspection-ready.
Get started free →This guide is informational and not legal advice. Always confirm current requirements with the official agency linked above.