Patio Permit in Montgomery County, Maryland

Permit required?

No permit is typically required.

When a permit is usually needed

Ground-level patios are exempt; permit required only if patio includes a roof or cover structure

Permit cost and what affects it

Fees are set by the locality and are not published here. See the official fee schedule or contact the office for current amounts.

Permit costs generally depend on the project valuation, the scope of work, and the inspections required. Ask the office how the fee is calculated for your specific project.

Where to apply

• Official permit page
• Permit portal

Frequently asked questions

Do you need a patio permit in Montgomery County?

Ground-level patios made of concrete or pavers do not require a building permit in Montgomery County. A permit is required if the patio includes a permanent roof or cover structure. Stormwater management requirements may still apply given Montgomery County impervious surface limits. Contact DPS at 240-777-0311 to confirm requirements for your project. Always confirm with the Montgomery County Department of Permitting Services before starting.

How much does a patio permit cost in Montgomery County?

Fees are set by Montgomery County and are not published here. Contact the office for current amounts.

How long does a patio permit take in Montgomery County?

Processing time for a patio permit in Montgomery County varies by workload and project scope. Contact the Montgomery County Department of Permitting Services for a current estimate.

Where do you apply for a patio permit in Montgomery County?

You can apply through the Montgomery County permit portal or contact the Montgomery County Department of Permitting Services directly. The links are listed on this page.

Official sources

• https://www.montgomerycountymd.gov/department-permitting-services/about-us/building-safety-month-2026/bsm-2026-home-improvements
• https://www.montgomerycountymd.gov/DPS/homeowners/