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When is rental registration or license renewal due in Baltimore County?

Short answer

Rental license lasts 3 years; renew before the third anniversary (exemptions and self-certifications too)

When: Every 3 years from the license effective date

A Baltimore County rental license expires on the third anniversary of its effective date. Renew it before then for another three-year term; exemption licenses and self-certifications must be renewed too.

"The rental license is valid for three years and will expire on the third anniversary of its effective date. Before a license expires, the licensee may periodically renew it for an additional three-year term. Exemptions and self-certification must also be renewed."
baltimorecountymd.gov

Source: baltimorecountymd.gov · Last verified 2026-10-20 · Confidence: high · All 2 Baltimore County, MD rules on this topic

Baltimore County, MD rules on this topic

Rental license (or exemption license) required before a tenant moves in Verified

Deadline: Before the tenant moves in (keep the application information updated within 30 days of any change)

Register the property and get a Baltimore County rental license, or an exemption license, before a tenant moves in. Fees for 6 or fewer units: $48 per unit if owner-occupied with one or two tenants, otherwise $60 per unit; short-term rentals $300. Seven or more units: $100 per complex if self-certified, plus $60 per inspected unit if not. Update the application within 30 days of any change.

Applies to: any number of units · Layer: Baltimore County, MD · Topic: Rental registration and licensing

Who it covers: All rental property in the county, including short-term rentals. Exemption license for units occupied only by the owner's relatives (plus one other adult), units exempted by federal or state law, and listed historic dwellings. Licenses may be restricted in the Neighborhood Preservation District near Towson University.

"All rental property in Baltimore County must be registered for a rental license or have an exemption license, per Baltimore County Code Section 35-5-201."
baltimorecountymd.gov
"You must register and be licensed before a tenant moves into the property. This includes short-term rentals."
baltimorecountymd.gov
"Owner-occupied, one or two tenants (long-term): $48 per unit"
baltimorecountymd.gov
"Not owner-occupied rentals (long-term): $60 per unit"
baltimorecountymd.gov
"Not self-certified: $100 per apartment complex plus $60 per unit inspected"
baltimorecountymd.gov
"This information must be updated within 30 days of any change"
baltimorecountymd.gov

Notes: Baltimore County Code § 35-5-201 (code text not snapshotted); Permits, Approvals and Inspections rental registration pages. Violations can bring civil penalties of $25 per day.

Last verified 2026-10-20 · Confidence: high · Status: verified · Report a correction

Rental license lasts 3 years; renew before the third anniversary (exemptions and self-certifications too) Verified

Deadline: Every 3 years from the license effective date

A Baltimore County rental license expires on the third anniversary of its effective date. Renew it before then for another three-year term; exemption licenses and self-certifications must be renewed too.

Applies to: any number of units · Layer: Baltimore County, MD · Topic: Rental registration and licensing

"The rental license is valid for three years and will expire on the third anniversary of its effective date. Before a license expires, the licensee may periodically renew it for an additional three-year term. Exemptions and self-certification must also be renewed."
baltimorecountymd.gov

Notes: Baltimore County rental registration page.

Last verified 2026-10-20 · Confidence: high · Status: verified · Report a correction

Maryland statewide rules that also apply

Maryland statewide rules on this topic
RuleDeadlineConfidence
Register pre-1978 rental properties with MDE and renew by December 31 each yearEvery year by December 31high

Maryland rental registration renewal: when it is due

Same topic in other places

More: Rental registration and licensing in every covered place · All Baltimore County, MD landlord rules · Build a dated calendar