# COMAR Title 20 — Public Service Commission

## Subtitle 75 — Service Supplied by Sewage Disposal Companies

### Chapter 04 — Customer Relations

#### Regulation .05 Billing Records.

*COMAR 20.75.04.05*

The utility shall retain customer billing records for the length of time necessary to permit the utility to comply with Regulation .06 of this chapter but not less than 3 years.