Roof permits · Maryland

Roof permits and building codes in Montgomery County, MD

Hail Pro has 1,867 roofing permits on record for Montgomery County, MD (157 in the past 12 months); the county enforces the 2021 (MBPS) IRC. Check with the local building department before starting work.

Updated · Hail Pro

Roofing permits on record
1,867
Adopted code
2021 (MBPS) IRC
Snapshot
October 30, 2026

How many roofs are replaced in Montgomery County?

Hail Pro has 1,867 roofing permits on record for Montgomery County, MD, including 157 issued in the past 12 months; the latest was issued October 21, 2026. Each permit is linked to its property, so the last re-roof date shows on the property card in Hail Pro.

Permit dataMontgomery County, MD
Roofing permits1,867
All building permits228,105
Roofing permits, past 12 months157
Records since2000

What building code applies to roofs in Montgomery County?

Montgomery (county jurisdiction) enforces the 2021 (MBPS) IRC.

The roofing requirements behind it (design wind speed, snow load, underlayment, ice barrier, impact rating, tear-off rules) are in Hail Pro.

Do you need a permit to replace a roof in Montgomery County?

Most jurisdictions that enforce a building code require a permit for a full roof replacement and inspect the work; repairs below a local threshold are often exempt. Confirm with the building department for the property's city, or Montgomery County for unincorporated areas. Background: do you need a permit to replace a roof.

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