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Updated Standard Available for Color-Coded Fill Lids

April 22, 2020

Important news about preventing UST overfills. API Recommended Practice 1637 been updated.

Using the API Color-Symbol System to Identify Equipment, Vehicles, and Transfer Points for Petroleum Fuels and Related Products at Dispensing and Storage Facilities and Distribution Terminals

This recommended practice describes a system for marking equipment used to store and handle bulk petroleum, alcohol-blended petroleum, and biodiesel products. The equipment marking Color-Symbol system described in this recommended practice facilitates easy identification of products by means of colors, symbols, and alphanumeric designations. The principal purpose of this marking system is to identify product transfer points for tank-truck loading and unloading at distribution terminals and retail outlets to prevent errors in product handling. The marking system described in this recommended practice does not cover aviation fuels.

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