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Montgomery County Dog Registration Information

Maryland

How To Register A Dog In Montgomery County, Maryland.

Maryland

Get a personalized Montgomery County, Maryland dog license and ID designed specifically for your dog—whether you have a loyal companion, service dog, working dog, or emotional support animal (ESA). These high-quality dog ID cards can be fully customized with your dog’s name, photo, and essential contact details, while also giving you instant access to important records through a secure QR code.

Montgomery County, Maryland dog ID cards also include digitally stored critical dog documents accessible by scanning the QR code on the back. This can include vaccination records, rabies certificates, medical and lab reports, and microchip registration. You can also store additional files such as adoption documents, insurance details, licensing records, feeding or medication schedules, and extra identification photos, keeping everything organized, secure, and easy to access.

Registration Not Required For ID Cards

If you’re asking where do I register my dog in Montgomery County, Maryland for my service dog or emotional support dog, the key thing to know is this: a service dog or emotional support animal (ESA) is not “registered” with the county the same way a dog is licensed. In Montgomery County, most residents still need a dog license in Montgomery County, Maryland (a local pet license tag), and that licensing process is tied to your dog’s rabies vaccination and local animal control enforcement.

Where to Register or License Your Dog in Montgomery County, Maryland

Dog licensing is typically handled locally. In Montgomery County, Maryland, licensing depends on where you live: many residents license through the county’s animal services office, while certain incorporated cities handle licensing through their own animal control/animal services. The offices below are official, local options for where to register a dog in Montgomery County, Maryland.

Montgomery County Office of Animal Services / Animal Services & Adoption Center (MCASAC)

Address 7315 Muncaster Mill Road, Derwood, MD 20855
Phone 240-773-5900
Fax 301-279-1063
Email Not listed on the county licensing page (verify with the office)
Office Hours Not listed on the county licensing page (verify with the office)
Notes County information states that dogs and cats over 4 months must wear current rabies and pet license tags, and that the rabies tag from a veterinarian is not the county license. The county describes three licensing methods (online, by mail, or in person). For immediate issuance, the county indicates licensing can be done in person.

City of Rockville — Neighborhood Services Division (Police Department)

Address 2 W. Montgomery Ave., Rockville, MD 20850
Phone 240-314-8937
Email animalcontrol@rockvillemd.gov
Office Hours Monday–Friday, 9 a.m.–5 p.m.
Notes Rockville’s official information indicates applications can be done online, by mail, or in person at the police station administrative building.

If you live inside Rockville city limits, you typically license through the City of Rockville rather than the county.

City of Gaithersburg — Animal Services

Address 31 South Summit Avenue, Gaithersburg, MD 20877
Phone 301-258-6400
Email animalcontrol@gaithersburgmd.gov
Office Hours Monday–Friday, 8 a.m.–5 p.m. (City Hall business hours)
Notes Gaithersburg’s official information describes applying online, in person at City Hall during business hours, or by mail.

If you live inside Gaithersburg city limits, you typically license through the City of Gaithersburg rather than the county.

Overview of Dog Licensing in Montgomery County, Maryland

What a local dog license is (and why it matters)

A local pet license is a government-issued tag/record that helps animal services identify your dog and confirm compliance with rabies rules. In Montgomery County, the county describes licensing as a legal requirement for dogs and cats over a certain age and emphasizes that the rabies tag issued by a veterinarian is not the county license. In practical terms, the license is an animal control tool: it helps reunite lost dogs with owners faster and helps the county or city enforce public health and animal welfare rules.

Who issues the license depends on where you live

Most licensing is handled at the county or city level. In Montgomery County, Maryland:

  • If you live in most unincorporated areas of the county (and many municipalities), licensing is handled through the Montgomery County Office of Animal Services.
  • If you live inside Rockville city limits, Rockville’s animal control office handles licensing.
  • If you live inside Gaithersburg city limits, Gaithersburg’s animal services office handles licensing.

How Dog Licensing Works Locally in Montgomery County, Maryland

Step 1: Confirm your jurisdiction (County vs. Rockville vs. Gaithersburg)

Start by confirming whether your home address is within an incorporated city that issues its own license. This matters because you want your dog’s record to be in the correct local database and to obtain the correct tag. If you’re unsure, call the office listed in the section above and ask which jurisdiction your address falls under. This is especially important if you moved recently or your mailing address differs from your city boundary.

Step 2: Have proof of rabies vaccination (or a formal exemption)

Rabies vaccination is central to licensing. Montgomery County’s licensing guidance ties license issuance to rabies vaccination proof and notes that if an animal has a rabies vaccine allergy, an exemption may be required and must be considered by the State Veterinarian case-by-case. The county also indicates that a rabies vaccination must be valid for a minimum period in order to purchase a license, and that license length is based on vaccine dates.

Step 3: Choose how to apply (online, by mail, or in person)

Your options depend on the jurisdiction:

  • Montgomery County (county residents): The county describes three ways to obtain a pet license—online, by mail, or in person. The county indicates the only way to obtain the license immediately is to visit the animal services facility in person.
  • Rockville: Rockville indicates you can apply online, by mail, or in person (with in-person hours listed).
  • Gaithersburg: Gaithersburg indicates you can apply online, in person at City Hall during business hours, or by mail.

Step 4: Understand license terms and fees are tied to status and duration

Local governments often price licenses differently based on whether a dog is spayed/neutered, the selected term (1–3 years), and eligibility for discounts. For example, Rockville publishes a fee schedule by license duration and notes discounted licenses for qualifying groups (including people with disabilities/service animals). Montgomery County also publishes fees that vary by age (juvenile vs. adult) and altered vs. unaltered status.

Rabies enforcement basics in county law

Montgomery County law includes rabies control provisions and requires owners to vaccinate dogs (and other covered animals) against rabies and provide proof of the most recent vaccination to an animal control officer within a specified timeframe when requested. This is part of why local governments connect licensing to rabies documentation: it supports public health compliance and response if there is a bite incident or exposure concern.

Service Dog Laws in Montgomery County, Maryland

A service dog is defined by training and disability-related work, not by a county “registration”

A service dog is generally understood as a dog that is individually trained to do work or perform tasks for a person with a disability. There is no universal county-issued “service dog registration” that creates legal status the way a dog license creates a local animal control record. In other words: the legal concept of a service dog is not the same thing as a local pet license tag.

Do service dogs still need a dog license in Montgomery County, Maryland?

In most cases, yes. A service dog can still be subject to routine local requirements such as:

  • Local licensing rules (the same licensing process used for other dogs)
  • Rabies vaccination rules (or an official exemption where applicable)
  • Leash laws and nuisance laws (unless a specific exception applies)

If you’re specifically trying to handle animal control dog license Montgomery County, Maryland requirements for a service dog, focus on the jurisdiction’s licensing office above and bring your rabies documentation. If the jurisdiction offers disability/service-animal discounts, ask what documentation they require for the discount—this is different from “certifying” the dog as a service dog.

Avoid “service dog registry” claims that don’t match local licensing

Many third-party websites sell “registration,” cards, certificates, or vests. Those products typically do not replace local licensing and do not create service-dog legal status by themselves. For local compliance in Montgomery County, the relevant government action is still getting the correct dog license in Montgomery County, Maryland (county or city, depending on where you live).

Emotional Support Animal Rules in Montgomery County, Maryland

An ESA is not the same as a service dog

An emotional support animal (ESA) generally refers to an animal that provides emotional support that alleviates symptoms of a disability, typically in the context of housing accommodations. ESAs are not the same as service dogs because they are not defined by task-trained work in the same way, and they do not automatically receive the same public-access permissions.

Do ESAs need a local dog license?

In most cases, yes. If your ESA is a dog and you live in Montgomery County (or in Rockville or Gaithersburg), local rules that require licensing and rabies compliance generally still apply. The county/city license is about identification and public health compliance, not about housing status.

What “registration” usually means for an ESA

When people ask “where do I register my dog” for an ESA, they are often mixing two separate processes: (1) local licensing (a government-issued license/tag), and (2) housing paperwork (documentation a housing provider may request to evaluate an accommodation request). Your local licensing office handles the first; a housing provider typically handles the second.

Frequently Asked Questions

Usually, yes. A service dog or ESA classification does not replace local licensing. If you’re looking for where to register a dog in Montgomery County, Maryland, start with your correct local licensing office (county, Rockville, or Gaithersburg). Local licensing is primarily tied to rabies documentation and identification.

No. Montgomery County’s licensing information states that the rabies tag issued by your veterinarian is not your county license. The local pet license tag is issued separately by the county or city licensing authority.

Licensing is local. If your residence is within Rockville or Gaithersburg city limits, those cities handle licensing through their animal control/animal services offices. Otherwise, you typically license through Montgomery County’s Office of Animal Services. If you’re unsure, call the office that matches your city boundary question and confirm by address.

Montgomery County licensing guidance notes that if a dog or cat is allergic to the rabies vaccine (per your veterinarian), an exemption may be required and is considered by the State Veterinarian on a case-by-case basis. If approved, you would bring the exemption documentation when obtaining your local license.

For Montgomery County residents, the county indicates the only way to obtain a license immediately is to visit the animal services facility in person (bring rabies documentation and payment). City processes may vary, but both Rockville and Gaithersburg also describe in-person options during business hours.
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