# COMAR Title 20 — Public Service Commission

## Subtitle 70 — Service Supplied by Water Companies

### Chapter 04 — Customer Relations

#### Regulation .05 Billing Records.

*COMAR 20.70.04.05*

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.