What boxes should I check mark to write-off self-employed commissions' expenses?

[Anonymous]

I have T4A  with filled box20, which is self-employeed commissions.

[CM8 · Accepted solution]

You will need to record self employment business related expenses on the T2125 Statement of Business or Professional Activities. Please refer to additional guidance on how to complete the T2125 on the Canada Revenue Agency website link below:

http://www.cra-arc.gc.ca/tx/bsnss/tpcs/slprtnr/rprtng/t2125/menu-eng.html