TaxJar

Overview

TaxJar brings sales tax calculation, reporting, nexus monitoring, and filing into one service for online businesses.

Who it suits

US-focused merchants selling through several connected channels and preparing recurring sales tax returns.

Who it may not suit

Businesses primarily looking for international VAT registration or general bookkeeping.

Seller use cases

• Sales expand into another state → review nexus indicators → prepare a registration discussion with your adviser.
• Month-end totals differ → compare store transactions and tax reports → identify refunds or missing orders.
• Several channels need returns → connect their records → organize a repeatable filing calendar.

What you can do

• Calculate sales tax through supported integrations or the TaxJar API.
• Combine transaction records into sales tax reports for individual states.
• Track economic nexus and use AutoFile for supported filing workflows.

What you need

• Connect supported sales channels or a TaxJar API token.

Limitations

TaxJar focuses on US sales tax.

Alternatives to TaxJar

Quaderno

Free trial · Software (SaaS)

Cross-border sellers combine transaction data and tax calculations to prepare invoices and tax reports.

Best forOnline sellers handling cross-border taxes

Shopify · WooCommerce · Amazon

Quaderno offers a different workflow alongside TaxJar: organize ecommerce tax calculations, invoices, and reports.

TaxCloud

Free trial · Software (SaaS)

US online sellers calculate sales tax and organize transaction reports to prepare returns and monitor nexus.

Best forOnline sellers managing US sales tax

Shopify · WooCommerce · BigCommerce

TaxCloud combines US sales-tax calculation, reporting, and filing services.

Frequently asked questions