Financial and tax limits
Results are not financial, accounting, legal, or tax advice. Taxes, refunds, duties, payment costs, and other obligations vary by business and jurisdiction.
Amazon fee limits
The FBA calculator supports selected Amazon US referral-fee rules. FBA fulfilment fees are entered manually. Eligibility, categories, fee bands, programs, and current charges must be confirmed in Seller Central.
Carrier and dimensional-weight limits
Carrier divisors, rounding, minimums, surcharges, and measured dimensions differ by service. Confirm the chargeable weight with your carrier or forwarder.
Carton and container limits
Carton and container figures are theoretical estimates. They do not model mixed SKUs, tilt, compression, pallets, loading access, weight limits, damage protection, or unusable space.