Pool Permit in Montgomery County, Maryland
- Permit Required
- Yes
- Authority
- Montgomery County
- Last Verified
- 2026-09-29
What the official source says
“A building permit is required for construction, alteration or enlargement of any residential swimming pool.”
montgomerycountymd.gov
“Applications will be taken in for regular review process and it may take up to 17 days to issue the permit for adequately prepared applications.”
montgomerycountymd.gov
Verify before you build — primary source for this page: https://www.montgomerycountymd.gov/department-permitting-services/all-permits/residential-permits/residential-swimming-pool
Application Process
Processing time: Applications will be taken in for regular review process and it may take up to 17 days to issue the permit for adequately prepared applications..
How to apply
- Confirm the rules for your address with Montgomery County — the official sources on this page are the place to start.
- Prepare a simple site plan or drawing showing where the pool work goes and its size.
- Submit the application online and pay the permit fee.
- Schedule the required inspections and keep the approved permit on site.
More detail: our pool permit guide.
Building Department
Montgomery County
Official Sources
FAQ
Do I need a pool permit in Montgomery County, Maryland?
Yes. A permit is required for pool work in Montgomery County. The official source says: “A building permit is required for construction, alteration or enlargement of any residential swimming pool.”
How much does a pool permit cost in Montgomery County, and how long does it take?
The fee is set by the local permit office. Processing time: Applications will be taken in for regular review process and it may take up to 17 days to issue the permit for adequately prepared applications..
Where do I apply for a pool permit in Montgomery County?
Applications go to Montgomery County. You can apply online: https://www.montgomerycountymd.gov/department-permitting-services/all-permits/residential-permits/residential-swimming-pool