How it calculates
The transaction fee (6.5%) and Offsite Ads (15% or 12%) are charged on item price plus shipping. Payment processing (3% + $0.25 in the US) is charged on price, shipping and sales tax. The Offsite Ads fee is capped at $100 per order. The listing fee ($0.20) is charged again on every sale. The worked examples are in Etsy fees explained.
Rates change; check etsy.com/legal/fees. Not affiliated with Etsy.