If you're using Stripe, or a payment platform that is not a Merchant of Record (MOR), then you need to collect sales tax and VAT taxes, and remit payment, while registering the states/countries that you need hit your nexus in, meaning you are required to remit payment to them.
If all of this sounds overwhelming, it is. And that's where you need a sales tax platform like Numeral, who handles all of this for you automatically. If you've heard of Avalara, Numeral is a modern-day Avalara that doesn't suck.
The Startup Finance Stack I Use as a Founder
The Startup Finance Stack I Use as a Founder