{ "info": { "_postman_id": "b5adf8b9-4fa8-4689-8ef0-7074b1a0ebb7", "name": "TaxJar Sales Tax Categories Rates API", "description": "REST API for real-time sales tax calculation, rooftop-level rate lookups, tax category listing, transaction management (orders and refunds), customer exemption management, nexus region tracking, address validation, and VAT validation. Supports token-based authentication via Authorization header. TaxJar is a Stripe company providing sub-20ms response times and 99.999% historical uptime.\n\nContact Support:\n Name: TaxJar Developer Support", "schema": "https://schema.getpostman.com/json/collection/v2.1.0/collection.json", "createdAt": "2026-07-28T03:08:08.000Z", "updatedAt": "2026-07-28T03:08:08.000Z", "lastUpdatedBy": "35240", "uid": "35240-b5adf8b9-4fa8-4689-8ef0-7074b1a0ebb7" }, "item": [ { "name": "rates", "item": [ { "name": "{zip}", "item": [ { "name": "Show tax rates for a location", "id": "014dcfbf-42fb-4714-9333-956de2e5193d", "protocolProfileBehavior": { "disableBodyPruning": true }, "request": { "method": "GET", "header": [ { "key": "Accept", "value": "application/json" } ], "url": { "raw": "{{baseUrl}}/rates/:zip?country=&state=&city=&street=", "host": [ "{{baseUrl}}" ], "path": [ "rates", ":zip" ], "query": [ { "description": "Two-letter ISO country code", "key": "country", "value": "" }, { "description": "Two-letter state/province code", "key": "state", "value": "" }, { "description": "City name", "key": "city", "value": "" }, { "description": "Street address", "key": "street", "value": "" } ], "variable": [ { "id": "521ed797-689a-4e7e-a046-c487cc423f70", "key": "zip", "value": "", "description": "(Required) Postal code for the location" } ] }, "description": "Returns the sales tax rates for a given location by postal code. Supports US and international locations. For US lookups, returns state, county, city, and special district rates." }, "response": [ { "id": "c6c43a46-0951-42f7-b431-7f3979c470a6", "name": "Tax rates for the location", "originalRequest": { "method": "GET", "header": [ { "key": "Accept", "value": "application/json" }, { "description": "Added as a part of security scheme: bearer", "key": "Authorization", "value": "Bearer " } ], "url": { "raw": "{{baseUrl}}/rates/:zip?country=&state=&city=&street=", "host": [ "{{baseUrl}}" ], "path": [ "rates", ":zip" ], "query": [ { "description": "Two-letter ISO country code", "key": "country", "value": "" }, { "description": "Two-letter state/province code", "key": "state", "value": "" }, { "description": "City name", "key": "city", "value": "" }, { "description": "Street address", "key": "street", "value": "" } ], "variable": [ { "key": "zip" } ] } }, "status": "OK", "code": 200, "_postman_previewlanguage": "json", "header": [ { "key": "Content-Type", "value": "application/json" } ], "cookie": [], "responseTime": null, "body": "{\n \"rate\": {\n \"zip\": \"\",\n \"state\": \"\",\n \"state_rate\": \"\",\n \"county\": \"\",\n \"county_rate\": \"\",\n \"city\": \"\",\n \"city_rate\": \"\",\n \"combined_district_rate\": \"\",\n \"combined_rate\": \"\",\n \"freight_taxable\": \"\",\n \"country\": \"\",\n \"name\": \"\",\n \"country_rate\": \"\",\n \"standard_rate\": \"\",\n \"reduced_rate\": \"\",\n \"super_reduced_rate\": \"\",\n \"parking_rate\": \"\",\n \"distance_sale_threshold\": \"\"\n }\n}", "createdAt": "2026-07-28T03:08:08.000Z", "updatedAt": "2026-07-28T03:08:08.000Z", "uid": "35240-c6c43a46-0951-42f7-b431-7f3979c470a6" }, { "id": "ed88b366-274f-4f56-80a4-e90656d9b363", "name": "Bad request - invalid parameters", "originalRequest": { "method": "GET", "header": [ { "key": "Accept", "value": "application/json" }, { "description": "Added as a part of security scheme: bearer", "key": "Authorization", "value": "Bearer " } ], "url": { "raw": "{{baseUrl}}/rates/:zip?country=&state=&city=&street=", "host": [ "{{baseUrl}}" ], "path": [ "rates", ":zip" ], "query": [ { "description": "Two-letter ISO country code", "key": "country", "value": "" }, { "description": "Two-letter state/province code", "key": "state", "value": "" }, { "description": "City name", "key": "city", "value": "" }, { "description": "Street address", "key": "street", "value": "" } ], "variable": [ { "key": "zip" } ] } }, "status": "Bad Request", "code": 400, "_postman_previewlanguage": "json", "header": [ { "key": "Content-Type", "value": "application/json" } ], "cookie": [], "responseTime": null, "body": "{\n \"error\": \"\",\n \"detail\": \"\",\n \"status\": \"\"\n}", "createdAt": "2026-07-28T03:08:08.000Z", "updatedAt": "2026-07-28T03:08:08.000Z", "uid": "35240-ed88b366-274f-4f56-80a4-e90656d9b363" }, { "id": "24adf2b0-8353-4026-bcaa-87a5315a63fa", "name": "Unauthorized - invalid or missing API token", "originalRequest": { "method": "GET", "header": [ { "key": "Accept", "value": "application/json" }, { "description": "Added as a part of security scheme: bearer", "key": "Authorization", "value": "Bearer " } ], "url": { "raw": "{{baseUrl}}/rates/:zip?country=&state=&city=&street=", "host": [ "{{baseUrl}}" ], "path": [ "rates", ":zip" ], "query": [ { "description": "Two-letter ISO country code", "key": "country", "value": "" }, { "description": "Two-letter state/province code", "key": "state", "value": "" }, { "description": "City name", "key": "city", "value": "" }, { "description": "Street address", "key": "street", "value": "" } ], "variable": [ { "key": "zip" } ] } }, "status": "Unauthorized", "code": 401, "_postman_previewlanguage": "json", "header": [ { "key": "Content-Type", "value": "application/json" } ], "cookie": [], "responseTime": null, "body": "{\n \"error\": \"\",\n \"detail\": \"\",\n \"status\": \"\"\n}", "createdAt": "2026-07-28T03:08:08.000Z", "updatedAt": "2026-07-28T03:08:08.000Z", "uid": "35240-24adf2b0-8353-4026-bcaa-87a5315a63fa" } ], "createdAt": "2026-07-28T03:08:08.000Z", "updatedAt": "2026-07-28T03:08:08.000Z", "uid": "35240-014dcfbf-42fb-4714-9333-956de2e5193d" } ], "id": "f4c847dd-b0e4-4696-b2fc-90b3c17aff02", "createdAt": "2026-07-28T03:08:08.000Z", "updatedAt": "2026-07-28T03:08:08.000Z", "uid": "35240-f4c847dd-b0e4-4696-b2fc-90b3c17aff02" } ], "id": "3c6be17b-cffc-4100-8fb3-78c28f0c821f", "createdAt": "2026-07-28T03:08:08.000Z", "updatedAt": "2026-07-28T03:08:08.000Z", "uid": "35240-3c6be17b-cffc-4100-8fb3-78c28f0c821f" } ], "auth": { "type": "bearer", "bearer": [ { "key": "token", "value": "{{bearerToken}}", "type": "string" } ] }, "variable": [ { "key": "baseUrl", "value": "https://api.taxjar.com/v2" } ] }