TaxJar automates the entire sales tax compliance workflow for ecommerce and SaaS businesses — real-time calculations at checkout, economic nexus tracking across all states, and AutoFile for hands-free return submission. Integrates with Shopify, Amazon, BigCommerce, Stripe, WooCommerce, and 100+ platforms. Starter plan for basic needs; Professional plan for multi-channel sellers needing AutoFile. Acquired by Stripe in 2021 but continues to operate as a standalone product.
Ecommerce businesses selling across multiple US states who need automated nexus tracking and hands-free filing. Strong fit for Shopify, Amazon, and WooCommerce sellers.
TaxJar's AutoFile feature eliminates the manual step of submitting returns state by state — once enabled, it files and remits automatically before each deadline, which is the #1 time sink for multi-state sellers.
Businesses needing international VAT/GST support — TaxJar is US-focused. Also lacks phone support on lower tiers.
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Here's a decent roundup of when you'll have to start to care: https: blog.taxjar.com economic-nexus-laws
Hacker News • HackerNews • Use case: Referencing their blog for understanding economic nexus laws and sales tax thresholds.
I wish TaxJar had clearer pricing, as 12 filings a year is tiny.
Hacker News • HackerNews • Use case: automatic US tax filing (via Stripe Tax integration)
We usually recommended our clients work with a company like... TaxJar (which is now just Stripe) so they wouldn't need to take on the burden of taxes.
Hacker News • HackerNews • Use case: Handling tax compliance for a multi-purpose e-commerce system
The commenter uses and links to multiple TaxJar blog posts as authoritative sources for understanding complex sales tax topics like economic nexus and FBA obligations.
Hacker News • HackerNews • Use case: Researching economic nexus laws, Amazon FBA nexus, and marketplace facilitator laws.
This article breaks down a few... http: blog.taxjar.com saas-sales-tax You will note that there are some that require taxes and if you have employees in some of those states, you might take a look.
Hacker News • HackerNews • Use case: Researching SaaS sales tax regulations by state
TaxJar was a nightmare for us. The nexus determination was wrong, and we ended up with a huge tax bill and penalties.
Hacker News • HackerNews • Use case: Handling sales tax nexus and filing for a B2C SaaS.
That's why companies like TaxJar... are focused on sales tax -- to integrate with every shopping cart, payment processor, marketplace... to combine all of your transaction data and determine how much sales tax you need to remit in every state.
Hacker News • HackerNews • Use case: Integrating with various sales platforms to combine transaction data and determine sales tax owed.
TaxJar already handles all the sales tax lookups and filings, and is integrated with Stripe, Shopify, etc. And it’s cheap too. The problem comes when you want them to handle the filing and remittances for you. That can get expensive fast.
Hacker News • HackerNews • Use case: sales tax lookups, filings, and integration with payment/e-commerce platforms
TaxJar does not work with subscriptions.
Hacker News • HackerNews • Use case: working with subscriptions for sales tax
For a small business (up to 1k transactions month) is $17 month if you pay for a year up front. That will get you reports for each state, ready to file.
Hacker News • HackerNews • Use case: Sales tax calculation, reporting, and filing
Then using an inexpensive plan from TaxJar the entire filing and paying process is 100% automated. In 10 minutes I was able to file and pay all the sales taxes to several state, dozens of California counties and a handful of cities.
Hacker News • HackerNews • Use case: Automating the filing and payment of sales taxes to multiple states, counties, and cities.
We recently implemented sales tax collection using the TaxJar API combined with Stripe. It took at least a month to integrate.
Hacker News • HackerNews • Use case: sales tax collection implementation
From there, you ll have to remit the sales tax to the state manually or use sales tax compliance software like TaxJar or Avalara.
Hacker News • HackerNews • Use case: Sales tax compliance, likely for calculation and reporting.
taxjar is pretty light on the I've collected taxes, now what? side.
Hacker News • HackerNews • Use case: Handling sales tax collection and compliance
I'm probably not interesting in paying taxjar or someone else $5000 year just in their filing fees (to make sure I'm covered).
Hacker News • HackerNews • Use case: Sales tax compliance and filing for multi-state sales.
As others pointed out when this topic first came up, there are services like TaxJar that will collect and file sales taxes.
Hacker News • HackerNews • Use case: Collecting and filing sales taxes across multiple states.
Use a service like TaxJar... to automatically calculate taxes.
Hacker News • HackerNews • Use case: Automatically calculate sales taxes for their startup.
Checkout TaxJar. In the beginning this is less critical as most have minimums that apply, but worth checking in to.
Hacker News • HackerNews • Use case: Checking and managing sales tax responsibilities in the US and Europe.
the tax is calculated using taxjar s api on day one and it s reflected on the checkout page.
Hacker News • HackerNews • Use case: Calculating sales tax rates for their SaaS checkout page
Individual Shopify stores are probably the largest subset of TaxJar customers.
Hacker News • HackerNews • Use case: Sales tax calculation and compliance for Shopify stores
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