By law, dogs and cats over 4 months of age must wear current rabies and pet license tags. It can save your pet's life. An immediately visible license tag on your pet's collar is the fastest way to be reunited with your lost pet and is only issued with proof of regular vaccination against the deadly rabies virus. The rabies tag issued by your veterinarian is NOT your County license!
If you own a dog or cat 4 months of age or older you are required by law to have both a valid rabies vaccination and a Montgomery County Pet License. These laws apply even if your pet is confined on private property.
Click here to visit the online pet licensing site for Montgomery County, Maryland. You must include proof of rabies vaccination by attaching either a cell phone photo or scanned copy of current rabies certificate. Once you complete the online process, you will receive your license tag in the mail in approximately two weeks. Should you need it any sooner, please visit MCASAC during adoption center hours. See below.
Payment option: Credit Card
7315 Muncaster Mill Road, Derwood, MD 20855
Monday, Tuesday, Thursday, Friday.......12 p.m. to 7 p.m.
Saturday and Sunday................................12 p.m. to 5 p.m.
Closed on Wednesdays and major holidays
Payment options: Cash, Check, or Credit Card.
For more information about clinics, click here.
Call 240.773.5900, Option 7, to request a form be mailed to you or print this application. Application must include proof of vaccination. Once your application has been received and processed, you will receive your license tag in the mail in approximately two weeks. Should you need it any sooner, please visit MCASAC during adoption center hours. See above for hours and address.
Mail application and proof of vaccination to:
7315 Muncaster Mill Road
Derwood, MD 20850
Payment options: Check or Money Order
Residents of the municipalities of Rockville and Gaithersburg must license their pets with their respective municipality. For pet licensing information, Rockville City residents should call 240-314-8937 and Gaithersburg City residents should call 301-258-6343.