Please rate Form 503 Revised 09-26
Entity Information: the legal name of the entity, its type, the file number, the jurisdiction of formation and the principal office address.
Name: the entity's name as currently shown in the records of the secretary of state or on its organizational documents, if not filed with the secretary of state.
Duration: 10 years from the date of filing with the secretary of state, or years (not to exceed 10 years), or until mm/dd/yyyy (not to exceed 10 years).
Counties: all counties, all counties with the exception of the following counties, or only the following counties.
Signature: signature of a person authorized by law to sign on behalf of the identified entity (see instructions).
| Question | Answer |
|---|---|
| Form Name | Form 503 |
| Form Length | 2 pages |
| Fillable? | Yes |
| Fillable fields | 39 |
| Avg. time to fill out | 7 min |
| Edition | Rev 09/26 |
| Where to send | Secretary of State, P.O. Box 13697, Austin, TX 78711-3697 |
| Matches the agency's file | Yes, checked October 2, 2026 |
| Other names | 503, Form 503, Texas Form 503, Assumed Name Certificate, Texas Assumed Name Certificate |
| Official source | Form 503 (Rev 09/26), Texas Secretary of State |
Form 503 isn’t the one you’re looking for?
Please rate Form 503 Revised 09-26
