C.N.
Cover Note

C.O.G.S.A.
Carriage of Goods by Sea Act

C.P.
Charter Party

C.R.O.
Canceling (of policy) Returns Only  

C.T.L.
Constructive Total Loss

C/D
Country Damage

C&F
Additional abbreviation for CFR, "Cost and Freight" Incoterms

Cabotage
1. Transport of goods between two ports or places located in the same country. 2. Transport of cargo in a country other than the country where the vehicle is registered (road cargo). 3. The carriage of a container from a surplus area to an area in which equipment is needed.  

CAD
Cash Against Documents

CAF
Currency Adjustment Factor