List the loading and unloading services at each stage and the charging party, then compare them with the trade-term obligations under Incoterms 2020 to determine whether the same operation is being charged twice. For unclear loading or unloading charges in a quote, require the billing basis and include it in the contract.
Market-entry, tax, registration, and other local procedures are ultimately subject to the latest requirements of the destination country's competent authorities, licensed organizations, and applicable contractual provisions.
For allocating loading and unloading responsibilities without duplicate charges, see CIF vs. FOB: What Car Importers Need to Know.