Alabama sales tax permit / seller's permit.
If your business sells taxable goods or services in Alabama, you need a sales tax permit (also called a seller's permit). This guide explains nexus rules, post-Wayfair economic thresholds, the application process, and ongoing filing frequency.
Register for Alabama sales tax →When you need a Alabama sales tax permit
Alabama requires sales tax registration once your business has nexus in the state. Nexus can be:
How to register for Alabama sales tax
- 1Form your entity and obtain an EIN.
- 2Register with the Alabama Department of Revenue. Application asks for entity info, NAICS code, projected gross sales.
- 3Receive your Alabama permit number. Display it where required.
- 4File returns on the assigned cadence. Monthly, quarterly, or annually based on projected revenue.
Frequently asked questions
Do I need a Alabama sales tax permit?
How much does a Alabama sales tax permit cost?
What is the Alabama economic nexus threshold?
Do I need to register for sales tax if I sell on Amazon or Etsy in Alabama?
How often do I file Alabama sales tax returns?
What if I sell only digital products in Alabama?
Does File.Business handle Alabama sales tax registration?
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Five minutes per filing. State fee passed through at cost. Audit trail and deadline tracking included.
Disclosure. File.Business is a private business filing and compliance service. We are not a government agency and are not affiliated with the Alabama Secretary of State or any Secretary of State office. You may file directly with the Alabama Secretary of State. Information on this page is for general guidance only and is not legal, tax, or accounting advice. Fees and deadlines verified against the Alabama Secretary of State as of June 2026 and may change. For entity-specific guidance, consult a licensed Alabama attorney or CPA.