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Fairfax County, VA Building Safety: Door Locking Hardware (2026)

Some Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified August 2026

Key Facts

Threshold
5+ units, one building
Required
deadbolt + peephole
Exempt
glass-panel doors
Also covers
sliding doors, windows

Summary

Landlords renting five or more units in one multifamily building must fit code-compliant deadbolt locks and peepholes on every exterior swing entrance door, with glass-paneled doors exempt from the peephole part.

These county ordinances apply to unincorporated areas of Fairfax County. Incorporated cities within the county may have their own rules that take precedence over county-level regulations.

(a)Any landlord who rents five (5) or more dwelling units in any one (1) multifamily building shall install:(1)Deadbolt locks that meet the requirements of the Uniform Statewide Building Code, Va. Code §§ 36-97 through -119.1, as amended, for new multifamily construction and peepholes in any exterior swing entrance door to any such unit; however, any door having a glass panel shall not require a peephole.(2)Manufacturer's locks that meet the requirements of the Uniform Statewide Building Code and removable metal pins or charlie bars in accordance with the Uniform Statewide Building Code, Va. Code §§ 36-97 through -119.1, as amended, on exterior sliding glass doors located in a building.(3)Locking devices that meet the requirements of the Uniform Statewide Building Code, Va. Code §§ 36-97 through -119.1, as amended, on all exterior windows. (25-77-12; 41-88-12; 05-25-12.)

Source: Fairfax County CodeView official code

Full Breakdown

Fairfax County's tenant-landlord chapter requires deadbolt locks meeting Uniform Statewide Building Code standards plus peepholes on exterior swing doors in any multifamily building with five or more rental units. Doors with a glass panel don't need a peephole. The same section also mandates code-compliant manufacturer's locks and removable pins or charlie bars on exterior sliding glass doors, and locking devices on all exterior windows, once a building crosses the five-unit threshold.

Violations & Fines

General County Code violations are a Class 2 misdemeanor under the default penalty section, Sec. 1-1-14, punishable by up to six months in jail and a $1,000 fine.

Frequently Asked Questions

Does a small rental house need a peephole?
No. The rule only applies to landlords renting five or more units in the same multifamily building.
Is a peephole required on a glass door?
No, a door with a glass panel is specifically exempt from the peephole requirement.

Sources & Official References

Other rules in Fairfax County

All Fairfax County rules

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