For AI agents: a documentation index is available at the root level at /llms.txt. Append /llms.txt to any URL for a page-level index, or .md for the markdown version of any page.
This page is for APIs, version Calculations.
For other versions, use one of these documentation indexes:
- Overview (default): https://avalara.ferndocs.com/api-reference/overview/llms.txt
- Calculations: https://avalara.ferndocs.com/api-reference/calculations/llms.txt
- E-invoicing: https://avalara.ferndocs.com/api-reference/e-invoicing/llms.txt
- Brazil: https://avalara.ferndocs.com/api-reference/brazil/llms.txt
- Returns: https://avalara.ferndocs.com/api-reference/returns/llms.txt
- Shared service: https://avalara.ferndocs.com/api-reference/shared-service/llms.txt
- 1099 & W-9: https://avalara.ferndocs.com/api-reference/1099-w9/llms.txt
- Tax registrations & business licenses: https://avalara.ferndocs.com/api-reference/tax-registrations/llms.txt
- ECM: https://avalara.ferndocs.com/api-reference/ecm/llms.txt
- Cross-Border: https://avalara.ferndocs.com/api-reference/cross-border/llms.txt
Access control: this endpoint is available to users with the everyone role.
Returns the list of jurisdictions that are licensed for Returns for the specified country code.
Only jurisdictions accessible to the current user and master company are included.
Authentication
Authorizationstring
API Key authentication via header
Headers
x-company-idintegerRequired
Company ID that owns the data.
X-Avalara-ClientstringOptionalDefaults to Swagger UI; 5.64.21.2340; Custom; 1.0
Identifies the software you are using to call this API. For more information on the client header, see Client Headers.
Query parameters
countryCodestringRequired
The country code used to retrieve acceptable jurisdictions.
Response
Returns a list of acceptable jurisdictions for the specified country.
