Rockville, MD Building Safety: Electrical Permits (2026)
Key Facts
- Permit required
- Before any electrical work starts
- Adopted code
- NFPA 70 NEC, 2023 Edition
- Who may perform work
- Licensed master electrician (usually)
- Owner exemption
- Owner-occupied single-family homes only
Summary
Rockville requires an electrical permit issued to a licensed master electrician before any electrical work starts, under the City's adopted 2023 National Electrical Code.
No electrical work shall be undertaken prior to the issuance of an electrical permit therefore by the administrative authority. Such permit shall be issued to a licensed master electrician or licensed master electrician (limited), except as otherwise provided.
Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: Code of Ordinances: Supplement 17 Update 1).
Full Breakdown
No electrical work in Rockville may begin before the Inspection Services Division issues an electrical permit, and that permit normally goes to a licensed master electrician or master electrician (limited). City Code § 5-121(a), with a separate exemption letting owner-occupants self-permit work in their own single-family home. The City has adopted NFPA 70, the National Electrical Code, 2023 Edition, as modified by local amendments, as its electrical code under § 5-131. Work performed without a permit, or that doesn't conform to the adopted 2023 NEC as amended, is a code violation.
Violations & Fines
Starting electrical work without a permit, or work that doesn't conform to the adopted 2023 NEC as locally amended, can be stopped by the administrative authority and must be corrected before a cut-in certificate issues.
Frequently Asked Questions
What electrical code has Rockville adopted?
Do I need a permit for electrical work in Rockville?
Sources & Official References
Other rules in Rockville
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Electrical Permits in Nearby Cities
How other cities in Montgomery County handle electrical permits.