Surcharge
# Surcharge

A surcharge may refer to:

* An extra fee added onto another fee or charge
   * Bunker adjustment factor, sea freight charges which represents additions due to oil prices
   * Surcharge (payment systems), charged by merchants when receiving payment by cheque, credit, charge or debit card
* An overprint that affects the value of a postage stamp
* A surcharge (sanction) against a public servant who has abused public funds
* Surtax, extra tax levied upon tax
* Surcharge (soil load), vertical loads applied to the ground surface on the uphill side of a retaining wall
* Surcharge, or hydraulic head
