Permits by Project
Do You Need a Permit for Bathroom remodel that moves plumbing or changes walls?
Of the 10 areas we checked, a permit is required in 10.
Washington, DC
Washington, DC
Permit required- When it applies
- alteration of existing building
- Permits
- Building, Plumbing, Electrical
Source: DOB How to Get a Permit, checked 2026-10-07
Maryland
Anne Arundel County, MD
Permit required- When it applies
- construction/renovation incl. wall relocation/demolition
- Permits
- Building, Plumbing, Electrical
- Who pulls it
- A licensed contractor
- Notes
- Residential Alteration explicitly includes 'relocation and demolition of walls, both load bearing and non-load bearing.'
Source: I&P Do I need a Permit?, checked 2026-10-07
Charles County, MD
Permit required- When it applies
- alteration + plumbing relocation
- Permits
- Building, Plumbing, Electrical
Source: Charles County Code Ch. 224, checked 2026-10-07
Montgomery County, MD
Permit required- When it applies
- reconstruction/renovation beyond repair
- Permits
- Building, Plumbing, Electrical
- Who pulls it
- A licensed contractor
Source: DPS Residential Alterations Permit Process, checked 2026-10-07
Prince George's County, MD
Permit required- When it applies
- wall changes or plumbing relocation
- Permits
- Building, Plumbing, Electrical
- Who pulls it
- A licensed contractor
- Notes
- Partitions = B; WSSC plumbing permit for relocated fixtures/piping; electrical by county-licensed master electrician.
Source: DPIE Homeowner's Guide to Permits, checked 2026-10-07
Northern Virginia
Arlington County, VA
Permit required- When it applies
- USBC 108.1: wall/partition and plumbing system changes
- Permits
- Building, Plumbing, Electrical
Source: USBC 13VAC5-63-80 Section 108, checked 2026-10-07
City of Alexandria, VA
Permit required- When it applies
- alteration + plumbing changes
- Permits
- Building, Plumbing, Electrical
- Faster route
- Walk-Thru Plan Review (1&2 family bathroom alterations)
Source: Alexandria Permit Center plan review programs, checked 2026-10-07
Fairfax County, VA
Permit required- When it applies
- alteration + plumbing changes
- Permits
- Building, Plumbing, Electrical
Source: LDS Permit Library: Residential Building, checked 2026-10-07
Loudoun County, VA
Permit required- When it applies
- alteration + trade work
- Permits
- Building, Plumbing, Electrical
- Faster route
- LandMARC online
Source: Loudoun Residential Additions and Alterations, checked 2026-10-07
Prince William County, VA
Permit required- When it applies
- 'Modification or extension of any existing plumbing or electrical system requires a permit'
- Permits
- Building, Plumbing, Electrical
- Faster route
- ePortal online
Source: PWC Guidelines for Adding or Remodeling a Residential Bathroom, checked 2026-10-07
Summarized from each area’s official permit pages and codes, as of October 2026. Some Maryland municipalities issue their own permits, rules change, and many answers depend on the exact scope, so confirm with the permit office before work starts. This is general information, not legal advice.
Planning a Turnover?
Set the budget from the rent with the planner, then book a walkthrough.