Due to various reasons such as ships, cargo, ports and other aspects, the ship may incur additional expenses or economic losses while transporting the cargo. In order to compensate for these expenses or losses, the ship shall stipulate additional charges in addition to the basic rates.It's called Surcharge or Additional.
There are many kinds of surcharges, and as some circumstances change, new surcharges will be cancelled or formulated. The following are some common types of surcharge:
	1、BAF:Bunker
Surcharge or Bunker Adjustment Factor  
	2、CAF:Devaluation
Surcharge or Currency Adjustment Factor 
	3、Deviation
Surcharge
	4、Suez
Canal Surcharge
	5、Transhipment
Surcharge
	6、Direct
Additional
	7、Port
Surcharge
	8、Port
Congestion Surcharge
	9、Heavy-Lift
Additional
	10、Long
Length Additional
	11、Cleaning
Charge
	12、Fumigation
Charge
	13、Ice
Surcharge
	14、Optional
Fees or Optional Additional
	15、Alteration
Charge