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Register a DBA in Maryland

Filed with the state

A DBA (fictitious or assumed business name) lets you operate, bank, and advertise under a trade name. Below: who must file in Maryland, where, for how long, and what happens if you don't — quoted from the statutes.

Filing office

The State Department of Assessments and Taxation (SDAT). The article defines 'Department' as SDAT, and SDAT maintains an indexed public 'agency record' of all trade name certificates filed under § 1-406.

Term & renewal

A trade name certificate is effective for 5 years from the date it is filed.

Publication

No newspaper publication requirement found in the act.

Exclusive rights?

Registration generally does not create exclusive name rights.

Maryland filing fees
  • Recording a trade name certificate

    Md. Code Ann., Corps. & Ass'ns § 1-406(e)(1)

    $25

  • Each amendment, cancellation, or renewal of a certificate

    Md. Code Ann., Corps. & Ass'ns § 1-406(e)(2)

    $25

Statutory amounts are as printed in the statute; agencies may adjust them by fee schedule.

State and county fees are set by law, never discounted, and collected with your order.

Who must file in Maryland

Business type Required? Where
Sole proprietors (individuals) engaged in a mercantile, trading, or manufacturing business, or acting as an agent, under a name other than their own name Yes State Department of Assessments and Taxation (SDAT), before commencing operation of the business
General partnerships trading under a designation, title, or name other than their own name ('person' includes partnerships) Yes State Department of Assessments and Taxation (SDAT)
Registered entities (corporations, LLCs, LPs, LLPs, business trusts, etc.) doing business under a trade name - Maryland uses the same § 1-406 certificate, and a 'trade name filer' is itself treated as an 'entity' under the entity-names subtitle Yes State Department of Assessments and Taxation (SDAT)

The law behind it

Quoted verbatim from Maryland's statutes (Md. Code Ann., Corps. & Ass'ns § 1-406).

What the law requires

Maryland requires any person engaged in a mercantile, trading, or manufacturing business as an agent, or doing business or trading under any name other than the person's own name, to file a trade name certificate with the State Department of Assessments and Taxation (SDAT) before commencing operation of the business. It is a single statewide filing, not a county filing.

"Any person engaged in any mercantile, trading, or manufacturing business as an agent or doing business or trading under any designation, title, or name other than the person's own name, prior to commencing operation of the business, shall file with the Department a certificate: (1) In writing; (2) Affirmed or acknowledged under oath; and (3) Disclosing: (i) The true and correct names and addresses of the principal or owner of the business; (ii) The character and location of the business; (iii) The name, title, or designation under which the business is conducted; and (iv) The identification number assigned by the Department for the associated business." — Md. Code Ann., Corps. & Ass'ns § 1-406(a)

Where filings go

The State Department of Assessments and Taxation (SDAT). The article defines 'Department' as SDAT, and SDAT maintains an indexed public 'agency record' of all trade name certificates filed under § 1-406.

""Department" means the State Department of Assessments and Taxation. ... (d) (1) The Department of Assessments and Taxation shall maintain a public record, to be known as the "agency record". (2) The agency record shall record all certificates filed in accordance with this section, and the certificates shall be properly indexed." — Md. Code Ann., Corps. & Ass'ns §§ 1-101(k), 1-406(a), (d)

How long it lasts

A trade name certificate is effective for 5 years from the date it is filed. Renewal: Renewable for successive 5-year periods by filing a renewal application within the 6 months before the end of the current 5-year period; a renewal extends the certificate 5 years from the end of the previous period.

"(1) A certificate filed under this section is effective for a period of 5 years from the date the certificate is filed. (2) Every 5 years following the year in which a certificate is filed or renewed, a person who has filed or renewed a certificate under this section may renew the certificate by filing, within 6 months before the end of the 5-year period, an application for renewal in the manner that the Department requires by regulation. (3) A renewal application extends the certificate for 5 years from the end of the previous 5-year period." — Md. Code Ann., Corps. & Ass'ns § 1-406(f)

Name restrictions

The trade name is recorded under the entity-names subtitle (Title 1, Subtitle 5): a 'trade name filer' counts as an 'entity,' and an entity name must be distinguishable on SDAT's records from the names of entities organized or authorized in Maryland, reserved or registered names, and disclosed assumed names adopted by foreign entities. The subtitle also requires entity-indicator words (e.g., 'corporation,' 'incorporated,' 'LLC') to the entity types required to use them and bars names implying an unauthorized purpose.

"The name, title, or designation under which a business is conducted shall be recorded with the Department as provided in Subtitle 5 of this title. ... An entity name must be distinguishable upon the records of the Department from: (1) The entity name of an entity organized or authorized to transact business in the State; (2) An entity name reserved or registered under this subtitle; and (3) The disclosed assumed name adopted by a foreign entity authorized to transact business in this State." — Md. Code Ann., Corps. & Ass'ns §§ 1-406(b), 1-501(7), 1-502, 1-503, 1-504

Entities and assumed names

Maryland's foreign-entity name-conflict mechanism: SDAT may permit a foreign corporation whose name is prohibited by the names subtitle to register or qualify in Maryland if it agrees to transact business only under a 'disclosed assumed name' that meets the subtitle's requirements and to use that assumed name in all dealings with SDAT and in its Maryland affairs. Corporations must record their names with SDAT under Title 1, Subtitle 5, and a foreign entity's disclosed assumed name blocks later confusing names under § 1-504(3).

"(a) A corporation shall record its name with the Department as provided in Title 1, Subtitle 5 of this article. (b) The Department may permit a foreign corporation that has a name prohibited by Title 1, Subtitle 5 of this article to register or qualify to do business in this State, if the foreign corporation agrees: (1) To transact business in this State only under a disclosed assumed name that meets the requirements of Title 1, Subtitle 5 of this article; and (2) To use the assumed name in all of its dealings with the Department and the conduct of its affairs in this State." — Md. Code Ann., Corps. & Ass'ns § 2-106

Statutory text quoted from the official published statutes; dataset last regenerated 2026-09-09. Read the full code at the Maryland statutes. This is information, not legal advice — laws change.

If you skip it

Willfully and knowingly executing and filing a false trade name certificate is a misdemeanor punishable on conviction by a fine of up to $1,000, imprisonment up to 1 year, or both. (Md. Code Ann., Corps. & Ass'ns § 1-406(h))

Maryland DBA FAQs

Where do I file a trade name (DBA) in Maryland?
With the State Department of Assessments and Taxation (SDAT). Md. Code Ann., Corps. & Ass'ns § 1-406(a) requires the certificate to be filed with the 'Department,' which § 1-101(k) defines as the State Department of Assessments and Taxation, and § 1-406(d) directs SDAT to keep all filed certificates in an indexed public 'agency record.' Maryland uses one statewide filing rather than county-by-county filings.
How long does a Maryland trade name registration last?
Five years from the date the certificate is filed. It can be renewed for successive 5-year periods by filing a renewal application within the 6 months before the end of the current period; each renewal extends the certificate for 5 years (§ 1-406(f)).
How much does it cost to register a trade name in Maryland?
The statute sets a $25 fee for recording the certificate and a $25 fee for each amendment, cancellation, or renewal (§ 1-406(e)).
Does my Maryland trade name have to be different from existing names?
The name is recorded under the entity-names subtitle, and § 1-504 requires an entity name - a category that includes a 'trade name filer' under § 1-501(7) - to be distinguishable on SDAT's records from existing entity names, names reserved or registered under the subtitle, and disclosed assumed names adopted by foreign entities authorized to transact business in Maryland.

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