U.S. Department of Energy | Office of Critical Minerals and Energy Innovation U.S. Department of Energy Office of Critical Minerals and Energy Innovation

Electric Vehicle (EV) Charger Building Standards

Certain commercial buildings with new parking spaces must provide EV-ready spaces according to the total number of parking spaces:

Number of Parking Spaces Minimum Number of EV-Ready Spaces
2–6 1
7–13 2
14–20 3
21–40 4
41 or more 10% but not more than 16 spaces


An EV-ready space is defined as a designated parking space with a dedicated branch circuit for EV chargers. Additional terms and conditions apply.

(Reference Code of Massachusetts Regulations 780-13 Section C405.13)

Jurisdiction: Massachusetts

Type: Laws and Regulations

Enacted: Jan 3, 2017

Amended: Oct 11, 2024

Technologies: EVs, PHEVs

See all Massachusetts Laws and Incentives.