Grease traps.

S.C. Code Ann. § 44-55-660
in effect
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A grease trap shall be installed on the kitchen waste line preceding the septic tank when the tank serves a boardinghouse, cafe, restaurant, hotel or other public eating place. The grease trap shall have a theoretical detention period of at least thirty minutes.
Source: Open US Law by Vaquill AI (CC BY 4.0)URL: https://www.scstatehouse.gov/code/t44c055.phpFetched: 10/17/2026

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