Taxes, Fees & Port Expenses, as used by us, may include any and all fees, charges, tolls and taxes imposed on us by governmental or quasi-governmental authorities, as well third party fees and charges arising from a vessel's presence in a harbor or port. Taxes, Fees & Port Expenses may include U.S. Customs fees, head taxes, Panama Canal tolls, dockage fees, wharfage fees, inspection fees, pilotage, air taxes, hotel or VAT taxes incurred as part of a land tour, immigration and naturalization fees, and Internal Revenue Service fees, as well as fees for navigation, berthing, stevedoring, baggage handling/storage and security services. It can also include NFC applied by some cruise companies. Taxes, Fees & Port Expenses may be assessed per passenger, per berth, per ton or per vessel. Assessments calculated on a per ton or per vessel basis will be spread over the number of passengers on the Ship. Taxes, Fees & Port Expenses are subject to change and we reserve the right to collect any increases in effect at the time of sailing even if the fare has already been paid in full.