# COMAR Title 20 — Public Service Commission

## Subtitle 63 — Community Choice Aggregation

### Chapter 15 — Data Exchange

**Authority:** Public Utilities Article, §§1–101(b), (f), and (k), 7–306(f)(5) and (h), 7–306.2(d)(3), 7–507(a), 7–510(f) and 7–510.3, Annotated Code of Maryland

**Administrative History:** Effective date: February 5, 2024 (51:2 Md. R. 76)

#### Regulation .01 Scope.

*COMAR 20.63.15.01*

This chapter applies to enrollment transactions and data exchanged between an electric distribution company and a CCA or its designated agents.

#### Regulation .02 Standards.

*COMAR 20.63.15.02*

For all data exchanges aside from exchanges using Maryland standard electronic data exchange, per COMAR 20.53.01.03, electric companies and a CCA shall mutually agree upon a standardized approach subject to Commission approval.

#### Regulation .03 Cybersecurity.

*COMAR 20.63.15.03*

CCA and electric companies shall maintain the exchange of data in a manner consistent with good cybersecurity practice.

#### Regulation .04 Electric Company Instructions.

*COMAR 20.63.15.04*

A. An electric company shall provide a CCA with written instructions on how to access, via the approved Commission methods, the customer lists and other information provided under this chapter.

B. An electric company may provide data exchange procedures for CCAs via tariff.

#### Regulation .05 Operating Procedures.

*COMAR 20.63.15.05*

A CCA shall comply with directions provided by an electric company regarding transmission and security of customer data.