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.
Md. Code Regs. 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.
Md. Code Regs. 20.70.04.05