加拿大的省跟政府的税率是相加的啊
http://www.cra-arc.gc.ca/tx/bsnss/tpcs/crprtns/rts-eng.html
For Canadian-controlled private corporations claiming the small business deduction, the net tax rate is:
* 11% effective January 1, 2008
For the other corporations, the net tax rate will decrease as follows:
* 19.5% effective January 1, 2008
* 19% effective January 1, 2009
* 18% effective January 1, 2010
* 16.5% effective January 1, 2011
* 15% effective January 1, 2012