Short answer. The Arizona Secretary of State. The office says registering is not legally required but is an acceptable business practice. LLCs and corporations enter their owner name exactly as filed with the Corporation Commission. Cost: $10 on the Secretary of State's trade name instructions page; the main page lists an optional $25 expedite fee. Five years from the date the office receives it. You have up to six months before expiration to renew, and the owner can't be changed on a renewal. Online filing is fully in place, and PDF forms are no longer accepted.
At a glance
- Called
- trade name
- Where to file
- State office
- Filing fee
- $10 on the Secretary of State's trade name instructions page; the main page lists an optional $25 expedite fee.
- Local fees vary
- No local filing
- How long it lasts
- 5 years
- Newspaper notice
- Not required
- Online filing
- Online filing is fully in place, and PDF forms are no longer accepted.
Renewal, with dates
Five years from the date the office receives it. You have up to six months before expiration to renew, and the owner can't be changed on a renewal.
Setting up the books for the new name? A free bookkeeping health check.
For a registration filed on Monday, November 2, 2026:
- Sole proprietor or partnership: expires Sunday, November 2, 2031; renewal window opens Friday, May 2, 2031
No newspaper notice
A.R.S. 44-1460 sets out the trade name application filed with the Secretary of State (owner, name, nature of business, signed statement); it has no newspaper publication requirement.
Your own date: open the calculator set to Arizona.
Official sources
- Arizona Secretary of State: Trade names and trademarks (checked November 2026)
- Arizona Secretary of State: Trade name instructions (checked November 2026)
- Arizona Revised Statutes 44-1460: Registration of trade name, title or designation (checked November 2026)
General information, not legal advice; we are not lawyers. Checked November 2026 against the pages above. Fees and forms change, and a county or town office can add its own steps, so confirm with the filing office before you file. We don't file DBAs or trade names for anyone.
Questions people ask
Where is a DBA filed in Arizona?
It's called a trade name. The Arizona Secretary of State. The office says registering is not legally required but is an acceptable business practice. LLCs and corporations enter their owner name exactly as filed with the Corporation Commission.
What does it cost to register a business name in Arizona?
$10 on the Secretary of State's trade name instructions page; the main page lists an optional $25 expedite fee.
How long does a Arizona trade name last?
Five years from the date the office receives it. You have up to six months before expiration to renew, and the owner can't be changed on a renewal.
Is a newspaper notice part of filing in Arizona?
No. A.R.S. 44-1460 sets out the trade name application filed with the Secretary of State (owner, name, nature of business, signed statement); it has no newspaper publication requirement.
Can the filing be done online in Arizona?
Online filing is fully in place, and PDF forms are no longer accepted.
All states: DBA registration by state · California