---
title: "Integrations - Taxjar"
url: "https://docs.unified.to/integrations/taxjar"
description: "Build TaxJar integrations faster with our Unified API — Accounting data, API key, real-time sync."
date: "2026-10-24T20:36:42.560Z"
updated: "2026-10-24T20:36:42.560Z"
---
![](https://api.unified.to/docs/images/taxjar.png)

# TaxJar integration

[Back to integrations](https://docs.unified.to/integrations.md)

#### Overview

Company website:

<https://www.taxjar.com>

Integration launch date:

October 7, 2026

API Categories:

[Accounting](https://docs.unified.to/accounting/overview.md)[Metadata](https://docs.unified.to/metadata/overview.md)[Passthrough](https://docs.unified.to/passthrough/overview.md)

API Authorization:

 API Token

Data-regions:

 Production Sandbox

#### ACCOUNTING CONTACT

End-API object:

 customer

Unified API Methods:

[List](https://docs.unified.to/accounting/contact/List%5Fall%5Fcontacts.md)[Get](https://docs.unified.to/accounting/contact/Retrieve%5Fa%5Fcontact.md)[Create](https://docs.unified.to/accounting/contact/Create%5Fa%5Fcontact.md)[Update](https://docs.unified.to/accounting/contact/Update%5Fa%5Fcontact.md)[Remove](https://docs.unified.to/accounting/contact/Remove%5Fa%5Fcontact.md)

List options:

\-none-

Readable fields:

[billing\_address](https://docs.unified.to/accounting/contact/model.md)[company\_name](https://docs.unified.to/accounting/contact/model.md)[first\_name](https://docs.unified.to/accounting/contact/model.md)[id](https://docs.unified.to/accounting/contact/model.md)[is\_customer](https://docs.unified.to/accounting/contact/model.md)[last\_name](https://docs.unified.to/accounting/contact/model.md)[name](https://docs.unified.to/accounting/contact/model.md)

Writable fields:

[id](https://docs.unified.to/accounting/contact/model.md)[name](https://docs.unified.to/accounting/contact/model.md)[billing\_address](https://docs.unified.to/accounting/contact/model.md)[company\_name](https://docs.unified.to/accounting/contact/model.md)

 required fields 

#### ACCOUNTING TRANSACTION

End-API object:

 order

Unified API Methods:

[List](https://docs.unified.to/accounting/transaction/List%5Fall%5Ftransactions.md)[Get](https://docs.unified.to/accounting/transaction/Retrieve%5Fa%5Ftransaction.md)[Create](https://docs.unified.to/accounting/transaction/Create%5Fa%5Ftransaction.md)[Update](https://docs.unified.to/accounting/transaction/Update%5Fa%5Ftransaction.md)[Remove](https://docs.unified.to/accounting/transaction/Remove%5Fa%5Ftransaction.md)

List options:

end\_ltstart\_gte

Readable fields:

[created\_at](https://docs.unified.to/accounting/transaction/model.md)[id](https://docs.unified.to/accounting/transaction/model.md)[lineitems](https://docs.unified.to/accounting/transaction/model.md)[reference](https://docs.unified.to/accounting/transaction/model.md)[sub\_total\_amount](https://docs.unified.to/accounting/transaction/model.md)[tax\_amount](https://docs.unified.to/accounting/transaction/model.md)[total\_amount](https://docs.unified.to/accounting/transaction/model.md)[type](https://docs.unified.to/accounting/transaction/model.md)

Writable fields:

[reference](https://docs.unified.to/accounting/transaction/model.md)[created\_at](https://docs.unified.to/accounting/transaction/model.md)[lineitems](https://docs.unified.to/accounting/transaction/model.md)[sub\_total\_amount](https://docs.unified.to/accounting/transaction/model.md)[tax\_amount](https://docs.unified.to/accounting/transaction/model.md)[total\_amount](https://docs.unified.to/accounting/transaction/model.md)

 required fields 

#### ACCOUNTING TAXRATE

End-API object:

 summary\_rate rate

Unified API Methods:

[List](https://docs.unified.to/accounting/taxrate/List%5Fall%5Ftaxrates.md)[Get](https://docs.unified.to/accounting/taxrate/Retrieve%5Fa%5Ftaxrate.md)

List options:

\-none-

Readable fields:

[description](https://docs.unified.to/accounting/taxrate/model.md)[id](https://docs.unified.to/accounting/taxrate/model.md)[name](https://docs.unified.to/accounting/taxrate/model.md)[rate](https://docs.unified.to/accounting/taxrate/model.md)

Writable fields:

[\-none-](https://docs.unified.to/accounting/taxrate/model.md)

#### ACCOUNTING ORGANIZATION

End-API object:

 nexus\_region

Unified API Methods:

[List](https://docs.unified.to/accounting/organization/List%5Fall%5Forganizations.md)

List options:

\-none-

Readable fields:

[id](https://docs.unified.to/accounting/organization/model.md)[name](https://docs.unified.to/accounting/organization/model.md)[organization\_code](https://docs.unified.to/accounting/organization/model.md)

Writable fields:

[\-none-](https://docs.unified.to/accounting/organization/model.md)

#### METADATA METADATA

End-API object:

 category

Unified API Methods:

[List](https://docs.unified.to/metadata/metadata/List%5Fall%5Fmetadatas.md)

List options:

\-none-

Readable fields:

[format](https://docs.unified.to/metadata/metadata/model.md)[id](https://docs.unified.to/metadata/metadata/model.md)[name](https://docs.unified.to/metadata/metadata/model.md)[object\_type](https://docs.unified.to/metadata/metadata/model.md)[original\_format](https://docs.unified.to/metadata/metadata/model.md)[slug](https://docs.unified.to/metadata/metadata/model.md)

Writable fields:

[\-none-](https://docs.unified.to/metadata/metadata/model.md)

#### PASSTHROUGH

Unified API Methods:

[POST](https://docs.unified.to/passthrough/overview.md)[GET](https://docs.unified.to/passthrough/overview.md)[PUT](https://docs.unified.to/passthrough/overview.md)[DELETE](https://docs.unified.to/passthrough/overview.md)

List options:

\-none-

Readable fields:

[\-none-](https://docs.unified.to/passthrough/undefined/model.md)

Writable fields:

[\-none-](https://docs.unified.to/passthrough/undefined/model.md)