{ "info": { "_postman_id": "77505f82-1084-4ec4-8236-c8afc718fc9c", "name": "TaxJar Sales Tax Categories Transactions - Refunds 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": "2026-07-28T03:08:12.000Z", "updatedAt": "2026-07-28T03:08:12.000Z", "lastUpdatedBy": "35240", "uid": "35240-77505f82-1084-4ec4-8236-c8afc718fc9c" }, "item": [ { "name": "transactions", "item": [ { "name": "refunds", "item": [ { "name": "{transaction_id}", "item": [ { "name": "Show a refund transaction", "id": "42ed534c-f03d-457c-9d8f-ee212306a2b6", "protocolProfileBehavior": { "disableBodyPruning": true }, "request": { "method": "GET", "header": [ { "key": "Accept", "value": "application/json" } ], "url": { "raw": "{{baseUrl}}/transactions/refunds/:transaction_id?provider=", "host": [ "{{baseUrl}}" ], "path": [ "transactions", "refunds", ":transaction_id" ], "query": [ { "description": "Provider for the transaction", "key": "provider", "value": "" } ], "variable": [ { "id": "c9735535-c933-4198-a48d-78b8e4486858", "key": "transaction_id", "value": "", "description": "(Required) Unique identifier for the refund transaction" } ] }, "description": "Returns a single refund transaction by transaction ID." }, "response": [ { "id": "99811237-5a5b-4b38-9f38-1b4679f22909", "name": "Refund transaction details", "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}}/transactions/refunds/:transaction_id?provider=", "host": [ "{{baseUrl}}" ], "path": [ "transactions", "refunds", ":transaction_id" ], "query": [ { "description": "Provider for the transaction", "key": "provider", "value": "" } ], "variable": [ { "key": "transaction_id" } ] } }, "status": "OK", "code": 200, "_postman_previewlanguage": "json", "header": [ { "key": "Content-Type", "value": "application/json" } ], "cookie": [], "responseTime": null, "body": "{\n \"refund\": {\n \"transaction_id\": \"\",\n \"user_id\": \"\",\n \"transaction_date\": \"\",\n \"transaction_reference_id\": \"\",\n \"provider\": \"\",\n \"exemption_type\": \"\",\n \"from_country\": \"\",\n \"from_zip\": \"\",\n \"from_state\": \"\",\n \"from_city\": \"\",\n \"from_street\": \"\",\n \"to_country\": \"\",\n \"to_zip\": \"\",\n \"to_state\": \"\",\n \"to_city\": \"\",\n \"to_street\": \"\",\n \"amount\": \"\",\n \"shipping\": \"\",\n \"sales_tax\": \"\",\n \"line_items\": [\n {\n \"id\": \"\",\n \"quantity\": \"\",\n \"product_identifier\": \"\",\n \"description\": \"\",\n \"product_tax_code\": \"\",\n \"unit_price\": \"\",\n \"discount\": \"\",\n \"sales_tax\": \"\"\n },\n {\n \"id\": \"\",\n \"quantity\": \"\",\n \"product_identifier\": \"\",\n \"description\": \"\",\n \"product_tax_code\": \"\",\n \"unit_price\": \"\",\n \"discount\": \"\",\n \"sales_tax\": \"\"\n }\n ]\n }\n}", "createdAt": 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"createdAt": "2026-07-28T03:08:12.000Z", "updatedAt": "2026-07-28T03:08:12.000Z", "uid": "35240-febcf217-eb9a-49ae-8120-2c16560873c2" }, { "id": "b1840936-f977-4ae9-a71f-5da7ea029233", "name": "Not found", "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}}/transactions/refunds/:transaction_id?provider=", "host": [ "{{baseUrl}}" ], "path": [ "transactions", "refunds", ":transaction_id" ], "query": [ { "description": "Provider for the transaction", "key": "provider", "value": "" } ], "variable": [ { "key": "transaction_id" } ] } }, "status": "Not Found", "code": 404, "_postman_previewlanguage": "json", "header": [ { "key": "Content-Type", "value": "application/json" } ], "cookie": [], "responseTime": null, "body": "{\n \"error\": \"\",\n \"detail\": \"\",\n \"status\": \"\"\n}", "createdAt": 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\"to_city\": \"\",\n \"to_street\": \"\",\n \"line_items\": [\n {\n \"id\": \"\",\n \"quantity\": \"\",\n \"product_identifier\": \"\",\n \"description\": \"\",\n \"product_tax_code\": \"\",\n \"unit_price\": \"\",\n \"discount\": \"\",\n \"sales_tax\": \"\"\n },\n {\n \"id\": \"\",\n \"quantity\": \"\",\n \"product_identifier\": \"\",\n \"description\": \"\",\n \"product_tax_code\": \"\",\n \"unit_price\": \"\",\n \"discount\": \"\",\n \"sales_tax\": \"\"\n }\n ]\n}", "options": { "raw": { "headerFamily": "json", "language": "json" } } }, "url": { "raw": "{{baseUrl}}/transactions/refunds/:transaction_id", "host": [ "{{baseUrl}}" ], "path": [ "transactions", "refunds", ":transaction_id" ], "variable": [ { "id": "061e02eb-7b70-40f9-a03f-502790f70a32", "key": "transaction_id", "value": "", "description": "(Required) Unique identifier for the refund transaction" } ] }, "description": "Updates an existing refund transaction by transaction ID." }, "response": [ { "id": "2ed5f1aa-ce97-4ffa-8785-cc6158423688", "name": "Updated refund transaction", "originalRequest": { "method": "PUT", "header": [ { "key": "Content-Type", "value": "application/json" }, { "key": "Accept", "value": "application/json" }, { "description": "Added as a part of security scheme: bearer", "key": "Authorization", "value": "Bearer " } ], "body": { "mode": "raw", "raw": "{\n \"transaction_id\": \"\",\n \"transaction_date\": \"\",\n \"transaction_reference_id\": \"\",\n \"to_country\": \"\",\n \"to_zip\": \"\",\n \"to_state\": \"\",\n \"amount\": \"\",\n \"shipping\": \"\",\n \"sales_tax\": \"\",\n \"provider\": \"\",\n \"exemption_type\": \"other\",\n \"from_country\": \"\",\n \"from_zip\": \"\",\n \"from_state\": \"\",\n \"from_city\": \"\",\n \"from_street\": \"\",\n \"to_city\": \"\",\n \"to_street\": \"\",\n \"line_items\": [\n {\n \"id\": \"\",\n \"quantity\": \"\",\n \"product_identifier\": \"\",\n \"description\": \"\",\n \"product_tax_code\": \"\",\n \"unit_price\": \"\",\n \"discount\": \"\",\n \"sales_tax\": \"\"\n },\n {\n \"id\": \"\",\n \"quantity\": \"\",\n \"product_identifier\": \"\",\n \"description\": \"\",\n \"product_tax_code\": \"\",\n \"unit_price\": \"\",\n \"discount\": \"\",\n \"sales_tax\": \"\"\n }\n ]\n}", "options": { "raw": { "headerFamily": "json", "language": "json" } } }, "url": { "raw": "{{baseUrl}}/transactions/refunds/:transaction_id", "host": [ "{{baseUrl}}" ], "path": [ "transactions", "refunds", ":transaction_id" ], "variable": [ { "key": "transaction_id" } ] } }, "status": "OK", "code": 200, "_postman_previewlanguage": "json", "header": [ { "key": "Content-Type", "value": "application/json" } ], "cookie": [], "responseTime": null, "body": "{\n \"refund\": {\n \"transaction_id\": \"\",\n \"user_id\": \"\",\n \"transaction_date\": \"\",\n \"transaction_reference_id\": \"\",\n \"provider\": \"\",\n \"exemption_type\": \"\",\n \"from_country\": \"\",\n \"from_zip\": \"\",\n \"from_state\": \"\",\n \"from_city\": \"\",\n \"from_street\": \"\",\n \"to_country\": \"\",\n \"to_zip\": \"\",\n \"to_state\": \"\",\n \"to_city\": \"\",\n \"to_street\": \"\",\n \"amount\": \"\",\n \"shipping\": \"\",\n \"sales_tax\": \"\",\n \"line_items\": [\n {\n \"id\": \"\",\n \"quantity\": \"\",\n \"product_identifier\": \"\",\n \"description\": \"\",\n \"product_tax_code\": \"\",\n \"unit_price\": \"\",\n \"discount\": \"\",\n \"sales_tax\": \"\"\n },\n {\n \"id\": \"\",\n \"quantity\": \"\",\n \"product_identifier\": \"\",\n \"description\": \"\",\n \"product_tax_code\": \"\",\n \"unit_price\": \"\",\n \"discount\": \"\",\n \"sales_tax\": \"\"\n }\n ]\n }\n}", "createdAt": "2026-07-28T03:08:12.000Z", "updatedAt": "2026-07-28T03:08:12.000Z", "uid": "35240-2ed5f1aa-ce97-4ffa-8785-cc6158423688" }, { "id": "3829bbd7-7557-4cea-a734-dc4da58d78c4", "name": "Bad request - invalid parameters", "originalRequest": { "method": "PUT", "header": [ { "key": "Content-Type", "value": "application/json" }, { "key": "Accept", "value": "application/json" }, { "description": "Added as a part of security scheme: bearer", "key": "Authorization", "value": "Bearer " } ], "body": { "mode": "raw", "raw": "{\n \"transaction_id\": \"\",\n \"transaction_date\": \"\",\n \"transaction_reference_id\": \"\",\n \"to_country\": \"\",\n \"to_zip\": \"\",\n \"to_state\": \"\",\n \"amount\": \"\",\n \"shipping\": \"\",\n \"sales_tax\": \"\",\n \"provider\": \"\",\n \"exemption_type\": \"other\",\n \"from_country\": \"\",\n \"from_zip\": \"\",\n \"from_state\": \"\",\n \"from_city\": \"\",\n \"from_street\": \"\",\n \"to_city\": \"\",\n \"to_street\": \"\",\n \"line_items\": [\n {\n \"id\": \"\",\n \"quantity\": \"\",\n \"product_identifier\": \"\",\n \"description\": \"\",\n \"product_tax_code\": \"\",\n \"unit_price\": \"\",\n \"discount\": \"\",\n \"sales_tax\": \"\"\n },\n {\n \"id\": \"\",\n \"quantity\": \"\",\n \"product_identifier\": \"\",\n \"description\": \"\",\n \"product_tax_code\": \"\",\n \"unit_price\": \"\",\n \"discount\": \"\",\n \"sales_tax\": \"\"\n }\n ]\n}", "options": { "raw": { "headerFamily": "json", "language": "json" } } }, "url": { "raw": "{{baseUrl}}/transactions/refunds/:transaction_id", "host": [ "{{baseUrl}}" ], "path": [ "transactions", "refunds", ":transaction_id" ], "variable": [ { "key": "transaction_id" } ] } }, "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": "2026-07-28T03:08:12.000Z", "updatedAt": "2026-07-28T03:08:12.000Z", "uid": "35240-3829bbd7-7557-4cea-a734-dc4da58d78c4" }, { "id": "4a9c91e6-623d-44ae-b6bb-ac7720fafc41", "name": "Unauthorized - invalid or missing API token", "originalRequest": { "method": "PUT", "header": [ { "key": "Content-Type", "value": "application/json" }, { "key": "Accept", "value": "application/json" }, { "description": "Added as a part of security scheme: bearer", "key": "Authorization", "value": "Bearer " } ], "body": { "mode": "raw", "raw": "{\n \"transaction_id\": \"\",\n \"transaction_date\": \"\",\n \"transaction_reference_id\": \"\",\n \"to_country\": \"\",\n \"to_zip\": \"\",\n \"to_state\": \"\",\n \"amount\": \"\",\n \"shipping\": \"\",\n \"sales_tax\": \"\",\n \"provider\": \"\",\n \"exemption_type\": \"other\",\n \"from_country\": \"\",\n \"from_zip\": \"\",\n \"from_state\": \"\",\n \"from_city\": \"\",\n \"from_street\": \"\",\n \"to_city\": \"\",\n \"to_street\": \"\",\n \"line_items\": [\n {\n \"id\": \"\",\n \"quantity\": \"\",\n \"product_identifier\": \"\",\n \"description\": \"\",\n \"product_tax_code\": \"\",\n \"unit_price\": \"\",\n \"discount\": \"\",\n \"sales_tax\": \"\"\n },\n {\n \"id\": \"\",\n \"quantity\": \"\",\n \"product_identifier\": \"\",\n \"description\": \"\",\n \"product_tax_code\": \"\",\n \"unit_price\": \"\",\n \"discount\": \"\",\n \"sales_tax\": \"\"\n }\n ]\n}", "options": { "raw": { "headerFamily": "json", "language": "json" } } }, "url": { "raw": "{{baseUrl}}/transactions/refunds/:transaction_id", "host": [ "{{baseUrl}}" ], "path": [ "transactions", "refunds", ":transaction_id" ], "variable": [ { "key": "transaction_id" } ] } }, "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": "2026-07-28T03:08:12.000Z", "updatedAt": "2026-07-28T03:08:12.000Z", "uid": "35240-4a9c91e6-623d-44ae-b6bb-ac7720fafc41" }, { "id": "31a4a173-f6e2-4f2d-a5ff-40694c1ce15f", "name": "Not found", "originalRequest": { "method": "PUT", "header": [ { "key": "Content-Type", "value": "application/json" }, { "key": "Accept", "value": "application/json" }, { "description": "Added as a part of security scheme: bearer", "key": "Authorization", "value": "Bearer " } ], "body": { "mode": "raw", "raw": "{\n \"transaction_id\": \"\",\n \"transaction_date\": \"\",\n \"transaction_reference_id\": \"\",\n \"to_country\": \"\",\n \"to_zip\": \"\",\n \"to_state\": \"\",\n \"amount\": \"\",\n \"shipping\": \"\",\n \"sales_tax\": \"\",\n \"provider\": \"\",\n \"exemption_type\": \"other\",\n \"from_country\": \"\",\n \"from_zip\": \"\",\n \"from_state\": \"\",\n \"from_city\": \"\",\n \"from_street\": \"\",\n \"to_city\": \"\",\n \"to_street\": \"\",\n \"line_items\": [\n {\n \"id\": \"\",\n \"quantity\": \"\",\n \"product_identifier\": \"\",\n \"description\": \"\",\n \"product_tax_code\": \"\",\n \"unit_price\": \"\",\n \"discount\": \"\",\n \"sales_tax\": \"\"\n },\n {\n \"id\": \"\",\n \"quantity\": \"\",\n \"product_identifier\": \"\",\n \"description\": \"\",\n \"product_tax_code\": \"\",\n \"unit_price\": \"\",\n \"discount\": \"\",\n \"sales_tax\": \"\"\n }\n ]\n}", "options": { "raw": { "headerFamily": "json", "language": "json" } } }, "url": { "raw": "{{baseUrl}}/transactions/refunds/:transaction_id", "host": [ "{{baseUrl}}" ], "path": [ "transactions", "refunds", ":transaction_id" ], "variable": [ { "key": "transaction_id" } ] } }, "status": "Not Found", "code": 404, "_postman_previewlanguage": "json", "header": [ { "key": "Content-Type", "value": "application/json" } ], "cookie": [], "responseTime": null, "body": "{\n \"error\": \"\",\n \"detail\": \"\",\n \"status\": \"\"\n}", "createdAt": "2026-07-28T03:08:12.000Z", "updatedAt": "2026-07-28T03:08:12.000Z", "uid": "35240-31a4a173-f6e2-4f2d-a5ff-40694c1ce15f" } ], "createdAt": "2026-07-28T03:08:12.000Z", "updatedAt": "2026-07-28T03:08:12.000Z", "uid": "35240-eb7cfc9d-5314-40d4-ae53-14041c86ef31" }, { "name": "Delete a refund transaction", "id": "f386285a-67c8-4af8-b5e7-3776fdc69985", "protocolProfileBehavior": { "disableBodyPruning": true }, "request": { "method": "DELETE", "header": [ { "key": "Accept", "value": "application/json" } ], "url": { "raw": "{{baseUrl}}/transactions/refunds/:transaction_id?provider=", "host": [ "{{baseUrl}}" ], "path": [ "transactions", "refunds", ":transaction_id" ], "query": [ { "description": "Provider for the transaction", "key": "provider", "value": "" } ], "variable": [ { "id": "629ef9c3-e4d1-4c56-bc89-dba65847a12a", "key": "transaction_id", "value": "", "description": "(Required) Unique identifier for the refund transaction" } ] }, "description": "Deletes an existing refund transaction by transaction ID." }, "response": [ { "id": "137d3fee-3de1-4d4b-9b99-fabb5c954eef", "name": "Deleted refund transaction", "originalRequest": { "method": "DELETE", "header": [ { "key": "Accept", "value": "application/json" }, { "description": "Added as a part of security scheme: bearer", "key": "Authorization", "value": "Bearer " } ], "url": { "raw": "{{baseUrl}}/transactions/refunds/:transaction_id?provider=", "host": [ "{{baseUrl}}" ], "path": [ "transactions", "refunds", ":transaction_id" ], "query": [ { "description": "Provider for the transaction", "key": "provider", "value": "" } ], "variable": [ { "key": "transaction_id" } ] } }, "status": "OK", "code": 200, "_postman_previewlanguage": "json", "header": [ { "key": "Content-Type", "value": "application/json" } ], "cookie": [], "responseTime": null, "body": "{\n \"refund\": {\n \"transaction_id\": \"\",\n \"user_id\": \"\",\n \"transaction_date\": \"\",\n \"transaction_reference_id\": \"\",\n \"provider\": \"\",\n \"exemption_type\": \"\",\n \"from_country\": \"\",\n \"from_zip\": \"\",\n \"from_state\": \"\",\n \"from_city\": \"\",\n \"from_street\": \"\",\n \"to_country\": \"\",\n \"to_zip\": \"\",\n \"to_state\": \"\",\n \"to_city\": \"\",\n \"to_street\": \"\",\n \"amount\": \"\",\n \"shipping\": \"\",\n \"sales_tax\": \"\",\n \"line_items\": [\n {\n \"id\": \"\",\n \"quantity\": \"\",\n \"product_identifier\": \"\",\n \"description\": \"\",\n \"product_tax_code\": \"\",\n \"unit_price\": \"\",\n \"discount\": \"\",\n \"sales_tax\": \"\"\n },\n {\n \"id\": \"\",\n \"quantity\": \"\",\n \"product_identifier\": \"\",\n \"description\": \"\",\n \"product_tax_code\": \"\",\n \"unit_price\": \"\",\n \"discount\": \"\",\n \"sales_tax\": \"\"\n }\n ]\n }\n}", "createdAt": "2026-07-28T03:08:12.000Z", "updatedAt": "2026-07-28T03:08:12.000Z", "uid": "35240-137d3fee-3de1-4d4b-9b99-fabb5c954eef" }, { "id": "3ca91dc9-6486-4a55-878a-14dae063b59b", "name": "Unauthorized - invalid or missing API token", "originalRequest": { "method": "DELETE", "header": [ { "key": "Accept", "value": "application/json" }, { "description": "Added as a part of security scheme: bearer", "key": "Authorization", "value": "Bearer " } ], "url": { "raw": "{{baseUrl}}/transactions/refunds/:transaction_id?provider=", "host": [ "{{baseUrl}}" ], "path": [ "transactions", "refunds", ":transaction_id" ], "query": [ { "description": "Provider for the transaction", "key": "provider", "value": "" } ], "variable": [ { "key": "transaction_id" } ] } }, "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": "2026-07-28T03:08:12.000Z", "updatedAt": "2026-07-28T03:08:12.000Z", "uid": "35240-3ca91dc9-6486-4a55-878a-14dae063b59b" }, { "id": "6c15883b-3964-4ed6-91eb-1b2cc4b9bc49", "name": "Not found", "originalRequest": { "method": "DELETE", "header": [ { "key": "Accept", "value": "application/json" }, { "description": "Added as a part of security scheme: bearer", "key": "Authorization", "value": "Bearer " } ], "url": { "raw": "{{baseUrl}}/transactions/refunds/:transaction_id?provider=", "host": [ "{{baseUrl}}" ], "path": [ "transactions", "refunds", ":transaction_id" ], "query": [ { "description": "Provider for the transaction", "key": "provider", "value": "" } ], "variable": [ { "key": "transaction_id" } ] } }, "status": "Not Found", "code": 404, "_postman_previewlanguage": "json", "header": [ { "key": "Content-Type", "value": "application/json" } ], "cookie": [], "responseTime": null, "body": "{\n \"error\": \"\",\n \"detail\": \"\",\n \"status\": \"\"\n}", "createdAt": "2026-07-28T03:08:12.000Z", "updatedAt": "2026-07-28T03:08:12.000Z", "uid": "35240-6c15883b-3964-4ed6-91eb-1b2cc4b9bc49" } ], "createdAt": "2026-07-28T03:08:12.000Z", "updatedAt": "2026-07-28T03:08:12.000Z", "uid": "35240-f386285a-67c8-4af8-b5e7-3776fdc69985" } ], "id": "7ac4847f-0060-445d-bcdc-431b71b64d0b", "createdAt": "2026-07-28T03:08:12.000Z", "updatedAt": "2026-07-28T03:08:12.000Z", "uid": "35240-7ac4847f-0060-445d-bcdc-431b71b64d0b" }, { "name": "List refund transactions", "id": "263a1ab1-a41d-448c-90aa-20cff8a832cc", "protocolProfileBehavior": { "disableBodyPruning": true }, "request": { "method": "GET", "header": [ { "key": "Accept", "value": "application/json" } ], "url": { "raw": "{{baseUrl}}/transactions/refunds?transaction_date=&from_transaction_date=&to_transaction_date=&provider=", "host": [ "{{baseUrl}}" ], "path": [ "transactions", "refunds" ], "query": [ { "description": "Filter refunds by exact transaction date (YYYY-MM-DD)", "key": "transaction_date", "value": "" }, { "description": "Start date filter (YYYY-MM-DD)", "key": "from_transaction_date", "value": "" }, { "description": "End date filter (YYYY-MM-DD)", "key": "to_transaction_date", "value": "" }, { "description": "Filter by provider", "key": "provider", "value": "" } ] }, "description": "Returns a list of refund transaction IDs for the authenticated account. Supports filtering by date range and provider." }, "response": [ { "id": "8de255ea-61b0-43b5-8ed0-d808c005f93f", "name": "List of refund transaction IDs", "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}}/transactions/refunds?transaction_date=&from_transaction_date=&to_transaction_date=&provider=", "host": [ "{{baseUrl}}" ], "path": [ "transactions", "refunds" ], "query": [ { "description": "Filter refunds by exact transaction date (YYYY-MM-DD)", "key": "transaction_date", "value": "" }, { "description": "Start date filter (YYYY-MM-DD)", "key": "from_transaction_date", "value": "" }, { "description": "End date filter (YYYY-MM-DD)", "key": "to_transaction_date", "value": "" }, { "description": "Filter by provider", "key": "provider", "value": "" } ] } }, "status": "OK", "code": 200, "_postman_previewlanguage": "json", "header": [ { "key": "Content-Type", "value": "application/json" } ], "cookie": [], "responseTime": null, "body": "{\n \"refunds\": [\n \"\",\n \"\"\n ]\n}", "createdAt": "2026-07-28T03:08:12.000Z", "updatedAt": "2026-07-28T03:08:12.000Z", "uid": "35240-8de255ea-61b0-43b5-8ed0-d808c005f93f" }, { "id": "5c3e6558-7da0-49fe-996d-6898d67b2c68", "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}}/transactions/refunds?transaction_date=&from_transaction_date=&to_transaction_date=&provider=", "host": [ "{{baseUrl}}" ], "path": [ "transactions", "refunds" ], "query": [ { "description": "Filter refunds by exact transaction date (YYYY-MM-DD)", "key": "transaction_date", "value": "" }, { "description": "Start date filter (YYYY-MM-DD)", "key": "from_transaction_date", "value": "" }, { "description": "End date filter (YYYY-MM-DD)", "key": "to_transaction_date", "value": "" }, { "description": "Filter by provider", "key": "provider", "value": "" } ] } }, "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": "2026-07-28T03:08:12.000Z", "updatedAt": "2026-07-28T03:08:12.000Z", "uid": "35240-5c3e6558-7da0-49fe-996d-6898d67b2c68" } ], "createdAt": "2026-07-28T03:08:12.000Z", "updatedAt": "2026-07-28T03:08:12.000Z", "uid": "35240-263a1ab1-a41d-448c-90aa-20cff8a832cc" }, { "name": "Create a refund transaction", "id": "1da45a44-0773-4258-9960-db119b94ca45", "protocolProfileBehavior": { "disableBodyPruning": true }, "request": { "method": "POST", "header": [ { "key": "Content-Type", "value": "application/json" }, { "key": "Accept", "value": "application/json" } ], "body": { "mode": "raw", "raw": "{\n \"transaction_id\": \"\",\n \"transaction_date\": \"\",\n \"transaction_reference_id\": \"\",\n \"to_country\": \"\",\n \"to_zip\": \"\",\n \"to_state\": \"\",\n \"amount\": \"\",\n \"shipping\": \"\",\n \"sales_tax\": \"\",\n \"provider\": \"\",\n \"exemption_type\": \"other\",\n \"from_country\": \"\",\n \"from_zip\": \"\",\n \"from_state\": \"\",\n \"from_city\": \"\",\n \"from_street\": \"\",\n \"to_city\": \"\",\n \"to_street\": \"\",\n \"line_items\": [\n {\n \"id\": \"\",\n \"quantity\": \"\",\n \"product_identifier\": \"\",\n \"description\": \"\",\n \"product_tax_code\": \"\",\n \"unit_price\": \"\",\n \"discount\": \"\",\n \"sales_tax\": \"\"\n },\n {\n \"id\": \"\",\n \"quantity\": \"\",\n \"product_identifier\": \"\",\n \"description\": \"\",\n \"product_tax_code\": \"\",\n \"unit_price\": \"\",\n \"discount\": \"\",\n \"sales_tax\": \"\"\n }\n ]\n}", "options": { "raw": { "headerFamily": "json", "language": "json" } } }, "url": { "raw": "{{baseUrl}}/transactions/refunds", "host": [ "{{baseUrl}}" ], "path": [ "transactions", "refunds" ] }, "description": "Creates a new refund transaction linked to an order transaction." }, "response": [ { "id": "7ad89c7d-0d0c-43bf-a276-722d076d385c", "name": "Refund transaction created", "originalRequest": { "method": "POST", "header": [ { "key": "Content-Type", "value": "application/json" }, { "key": "Accept", "value": "application/json" }, { "description": "Added as a part of security scheme: bearer", "key": "Authorization", "value": "Bearer " } ], "body": { "mode": "raw", "raw": "{\n \"transaction_id\": \"\",\n \"transaction_date\": \"\",\n \"transaction_reference_id\": \"\",\n \"to_country\": \"\",\n \"to_zip\": \"\",\n \"to_state\": \"\",\n \"amount\": \"\",\n \"shipping\": \"\",\n \"sales_tax\": \"\",\n \"provider\": \"\",\n \"exemption_type\": \"other\",\n \"from_country\": \"\",\n \"from_zip\": \"\",\n \"from_state\": \"\",\n \"from_city\": \"\",\n \"from_street\": \"\",\n \"to_city\": \"\",\n \"to_street\": \"\",\n \"line_items\": [\n {\n \"id\": \"\",\n \"quantity\": \"\",\n \"product_identifier\": \"\",\n \"description\": \"\",\n \"product_tax_code\": \"\",\n \"unit_price\": \"\",\n \"discount\": \"\",\n \"sales_tax\": \"\"\n },\n {\n \"id\": \"\",\n \"quantity\": \"\",\n \"product_identifier\": \"\",\n \"description\": \"\",\n \"product_tax_code\": \"\",\n \"unit_price\": \"\",\n \"discount\": \"\",\n \"sales_tax\": \"\"\n }\n ]\n}", "options": { "raw": { "headerFamily": "json", "language": "json" } } }, "url": { "raw": "{{baseUrl}}/transactions/refunds", "host": [ "{{baseUrl}}" ], "path": [ "transactions", "refunds" ] } }, "status": "Created", "code": 201, "_postman_previewlanguage": "json", "header": [ { "key": "Content-Type", "value": "application/json" } ], "cookie": [], "responseTime": null, "body": "{\n \"refund\": {\n \"transaction_id\": \"\",\n \"user_id\": \"\",\n \"transaction_date\": \"\",\n \"transaction_reference_id\": \"\",\n \"provider\": \"\",\n \"exemption_type\": \"\",\n \"from_country\": \"\",\n \"from_zip\": \"\",\n \"from_state\": \"\",\n \"from_city\": \"\",\n \"from_street\": \"\",\n \"to_country\": \"\",\n \"to_zip\": \"\",\n \"to_state\": \"\",\n \"to_city\": \"\",\n \"to_street\": \"\",\n \"amount\": \"\",\n \"shipping\": \"\",\n \"sales_tax\": \"\",\n \"line_items\": [\n {\n \"id\": \"\",\n \"quantity\": \"\",\n \"product_identifier\": \"\",\n \"description\": \"\",\n \"product_tax_code\": \"\",\n \"unit_price\": \"\",\n \"discount\": \"\",\n \"sales_tax\": \"\"\n },\n {\n \"id\": \"\",\n \"quantity\": \"\",\n \"product_identifier\": \"\",\n \"description\": \"\",\n \"product_tax_code\": \"\",\n \"unit_price\": \"\",\n \"discount\": \"\",\n \"sales_tax\": \"\"\n }\n ]\n }\n}", "createdAt": "2026-07-28T03:08:12.000Z", "updatedAt": "2026-07-28T03:08:12.000Z", "uid": "35240-7ad89c7d-0d0c-43bf-a276-722d076d385c" }, { "id": "c918d3cf-d20d-471e-92d9-4beee9ced962", "name": "Bad request - invalid parameters", "originalRequest": { "method": "POST", "header": [ { "key": "Content-Type", "value": "application/json" }, { "key": "Accept", "value": "application/json" }, { "description": "Added as a part of security scheme: bearer", "key": "Authorization", "value": "Bearer " } ], "body": { "mode": "raw", "raw": "{\n \"transaction_id\": \"\",\n \"transaction_date\": \"\",\n \"transaction_reference_id\": \"\",\n \"to_country\": \"\",\n \"to_zip\": \"\",\n \"to_state\": \"\",\n \"amount\": \"\",\n \"shipping\": \"\",\n \"sales_tax\": \"\",\n \"provider\": \"\",\n \"exemption_type\": \"other\",\n \"from_country\": \"\",\n \"from_zip\": \"\",\n \"from_state\": \"\",\n \"from_city\": \"\",\n \"from_street\": \"\",\n \"to_city\": \"\",\n \"to_street\": \"\",\n \"line_items\": [\n {\n \"id\": \"\",\n \"quantity\": \"\",\n \"product_identifier\": \"\",\n \"description\": \"\",\n \"product_tax_code\": \"\",\n \"unit_price\": \"\",\n \"discount\": \"\",\n \"sales_tax\": \"\"\n },\n {\n \"id\": \"\",\n \"quantity\": \"\",\n \"product_identifier\": \"\",\n \"description\": \"\",\n \"product_tax_code\": \"\",\n \"unit_price\": \"\",\n \"discount\": \"\",\n \"sales_tax\": \"\"\n }\n ]\n}", "options": { "raw": { "headerFamily": "json", "language": "json" } } }, "url": { "raw": "{{baseUrl}}/transactions/refunds", "host": [ "{{baseUrl}}" ], "path": [ "transactions", "refunds" ] } }, "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": "2026-07-28T03:08:12.000Z", "updatedAt": "2026-07-28T03:08:12.000Z", "uid": "35240-c918d3cf-d20d-471e-92d9-4beee9ced962" }, { "id": "08086373-ecdc-4a6f-ad78-b2d421c285e5", "name": "Unauthorized - invalid or missing API token", "originalRequest": { "method": "POST", "header": [ { "key": "Content-Type", "value": "application/json" }, { "key": "Accept", "value": "application/json" }, { "description": "Added as a part of security scheme: bearer", "key": "Authorization", "value": "Bearer " } ], "body": { "mode": "raw", "raw": "{\n \"transaction_id\": \"\",\n \"transaction_date\": \"\",\n \"transaction_reference_id\": \"\",\n \"to_country\": \"\",\n \"to_zip\": \"\",\n \"to_state\": \"\",\n \"amount\": \"\",\n \"shipping\": \"\",\n \"sales_tax\": \"\",\n \"provider\": \"\",\n \"exemption_type\": \"other\",\n \"from_country\": \"\",\n \"from_zip\": \"\",\n \"from_state\": \"\",\n \"from_city\": \"\",\n \"from_street\": \"\",\n \"to_city\": \"\",\n \"to_street\": \"\",\n \"line_items\": [\n {\n \"id\": \"\",\n \"quantity\": \"\",\n \"product_identifier\": \"\",\n \"description\": \"\",\n \"product_tax_code\": \"\",\n \"unit_price\": \"\",\n \"discount\": \"\",\n \"sales_tax\": \"\"\n },\n {\n \"id\": \"\",\n \"quantity\": \"\",\n \"product_identifier\": \"\",\n \"description\": \"\",\n \"product_tax_code\": \"\",\n \"unit_price\": \"\",\n \"discount\": \"\",\n \"sales_tax\": \"\"\n }\n ]\n}", "options": { "raw": { "headerFamily": "json", "language": "json" } } }, "url": { "raw": "{{baseUrl}}/transactions/refunds", "host": [ "{{baseUrl}}" ], "path": [ "transactions", "refunds" ] } }, "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": "2026-07-28T03:08:12.000Z", "updatedAt": "2026-07-28T03:08:12.000Z", "uid": "35240-08086373-ecdc-4a6f-ad78-b2d421c285e5" }, { "id": "ed70af73-b48c-4121-9695-eae15742b097", "name": "Unprocessable entity - validation error", "originalRequest": { "method": "POST", "header": [ { "key": "Content-Type", "value": "application/json" }, { "key": "Accept", "value": "application/json" }, { "description": "Added as a part of security scheme: bearer", "key": "Authorization", "value": "Bearer " } ], "body": { "mode": "raw", "raw": "{\n \"transaction_id\": \"\",\n \"transaction_date\": \"\",\n \"transaction_reference_id\": \"\",\n \"to_country\": \"\",\n \"to_zip\": \"\",\n \"to_state\": \"\",\n \"amount\": \"\",\n \"shipping\": \"\",\n \"sales_tax\": \"\",\n \"provider\": \"\",\n \"exemption_type\": \"other\",\n \"from_country\": \"\",\n \"from_zip\": \"\",\n \"from_state\": \"\",\n \"from_city\": \"\",\n \"from_street\": \"\",\n \"to_city\": \"\",\n \"to_street\": \"\",\n \"line_items\": [\n {\n \"id\": \"\",\n \"quantity\": \"\",\n \"product_identifier\": \"\",\n \"description\": \"\",\n \"product_tax_code\": \"\",\n \"unit_price\": \"\",\n \"discount\": \"\",\n \"sales_tax\": \"\"\n },\n {\n \"id\": \"\",\n \"quantity\": \"\",\n \"product_identifier\": \"\",\n \"description\": \"\",\n \"product_tax_code\": \"\",\n \"unit_price\": \"\",\n \"discount\": \"\",\n \"sales_tax\": \"\"\n }\n ]\n}", "options": { "raw": { "headerFamily": "json", "language": "json" } } }, "url": { "raw": "{{baseUrl}}/transactions/refunds", "host": [ "{{baseUrl}}" ], "path": [ "transactions", "refunds" ] } }, "status": "Unprocessable Entity (WebDAV) (RFC 4918)", "code": 422, "_postman_previewlanguage": "json", "header": [ { "key": "Content-Type", "value": "application/json" } ], "cookie": [], "responseTime": null, "body": "{\n \"error\": \"\",\n \"detail\": \"\",\n \"status\": \"\"\n}", "createdAt": "2026-07-28T03:08:12.000Z", "updatedAt": "2026-07-28T03:08:12.000Z", "uid": "35240-ed70af73-b48c-4121-9695-eae15742b097" } ], "createdAt": "2026-07-28T03:08:12.000Z", "updatedAt": "2026-07-28T03:08:12.000Z", "uid": "35240-1da45a44-0773-4258-9960-db119b94ca45" } ], "id": "0327e68a-ad8d-4081-9d2e-1cfb2c49ff4d", "createdAt": "2026-07-28T03:08:12.000Z", "updatedAt": "2026-07-28T03:08:12.000Z", "uid": "35240-0327e68a-ad8d-4081-9d2e-1cfb2c49ff4d" } ], "id": "3e4c5a75-f239-4705-b05d-369b882d08ec", "createdAt": "2026-07-28T03:08:12.000Z", "updatedAt": "2026-07-28T03:08:12.000Z", "uid": "35240-3e4c5a75-f239-4705-b05d-369b882d08ec" } ], "auth": { "type": "bearer", "bearer": [ { "key": "token", "value": "{{bearerToken}}", "type": "string" } ] }, "variable": [ { "key": "baseUrl", "value": "https://api.taxjar.com/v2" } ] }