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Worksheet ON428 (continued)
 
 
 
Line 57 – Additional tax for minimum tax purposes
 
  Complete this calculation, if you entered an amount on line 95 of Form T691.
 
  Ontario basic additional tax
  Line 95 of Form T691     x 33.67% =   1
 
  Ontario surtax on additional tax
  Amount from line 1    2
  Line 50 of Form ON428   +  3
  Add lines 2 and 3.   =  4
 
  Complete lines 5 to 10 only if the amount on line 4 is more than $4,638.
Otherwise, enter the amount from line 1 on line 57 of Form ON428.
 
  (Line 4  minus $4,638) x 20% (if negative, enter "0") =    5
  (Line 4  minus $5,936) x 36% (if negative, enter "0") =   +  6
  Add lines 5 and 6.   =  7
  Line 53 of Form ON428.    8
  Line 7 minus line 8   = + 9
  Add lines 1 and 9.   = 10
 
  Enter this amount on line 57 of Form ON428.
 
 
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