City of Baltimore
Baltimore City Code

§ 10-201. License required.

(a) In general.

The owner of any dog or cat must obtain and renew a license for that dog or cat, as provided in this Part I.

(b) When to be obtained.

The license must be obtained within 10 days of the following, whichever is later:

(1) when the dog or cat becomes 4 months old; or

(2) when the dog or cat was acquired by the owner, whether or not the previous owner had a license for the animal.