what is CCA for year?
Not sure if you are looking for a definition or how to calculate. However the following links may help:
Claiming capital cost allowance
http://www.cra-arc.gc.ca/tx/bsnss/tpcs/slprtnr/rprtng/cptl/menu-eng.html
Classes of Depreciable Property (including vehicles)
http://www.cra-arc.gc.ca/tx/bsnss/tpcs/slprtnr/rprtng/cptl/dprcbl-eng.html#class10
Are you asking what the definition is?
t1198