We use VAT MOSS and we just pay tax to Ireland which sends it to other members. The billing logic is pretty easy: 1. If the subscriber has EU IP or the billin

We use VAT MOSS and we just pay tax to Ireland which sends it to other members. The billing logic is pretty easy: 1. If the subscriber has EU IP or the billing address is of any EU country, add VAT per their country's rate to their invoice if they do not provide a valid VAT ID. 2. We use https://vatlayer.com/ https://vatlayer.com/ for VAT rates, geolocation using cloudflare ip gelocation https://support.cloudflare.com/hc/en-us/articles/200168236-What-does-Cloudflare-IP-Geolocation-do- https://support.cloudflare.com/hc/en-us/articles/200168236-W... 3. Currently, we use WHMCS for subscription management which costs $39.95 per month. Why? because it supports many payment methods! that's very important to our business. It also takes care of VAT etc....