For Columbus City Code information relating to sewerage and drainage, please visit the Columbus City Code Title 11 Water, Sewer and Electricity Code section under Columbus City Council.

In addition to Columbus City Code, the Director of Public Utilities may adopt Director's Regulations necessary to administer and enforce the provisions of Chapter 1145 (see below).  For questions on the regulations, please contact the Industrial Waste Pretreatment Office at (614) 645-5876.

	07-03 Local Discharge Limits for Industrial Companies 12/07/07
	Control Discharge of Trucked Waste to the City of Columbus Sewerage System, 9/18/89
	SPCC Plans, Wastewater Discharge Permit And Permit Application, Reasons to Modify Permit, Permit Suspension/Termination, SMDR Requirements, reasonable time allowed for granting access for inspection , 12/03/90
	TWDS Bond Requirement Exemption, 07/24/91
	Procedures for Appeal Hearings, 9/28/91
	TWDS Hours of Operation, 7/06/92
	92-1 SMDR & BMR Requirements, QA/QC for sample analysis, 8/22/92
	SPCC Plan Additional Information Requirements, 12/21/93
	94-1 Director’s Designee for signing PreTreatment or Stormwater Enforcement Actions, 09/03/94
	95-1 TWDS Permit Application Fee Schedule, 05/13/95
	96-02   Policy for Centralized Waste Treatment Facilities, 08/03/96
	97-01 Code of Management Practice for Controlling Discharges of Silver Process Wastewater, 08/23/97
	98-01 Wastewater Sample Splitting Policy for Industrial Users, 04/25/98
	05-01 Cost Recovery For Sewer Blockages, 6/1/05
	05-02 Fats, Oil and Grease Best Management Practices, 6/1/05