Ontario Health Premium

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Ontario Income Tax Act s. 3.1(1) 

Beginning July 1, 2004, the Ontario government started collecting, through the income tax system, an Ontario Health Premium that is based on an individual's taxable income.  This Ontario Health Premium applies to individuals who are residents of Ontario on the last day of the taxation year with taxable income over $20,000 (line 260 of your income tax return). The Ontario Health Premium range up to $900.
  

Ontario Health Premium

Taxable Income

2005 and Later Tax Years

2004 Tax Year

first $20,000

no premium

no premium

over $20,000 up to $25,000

(taxable income - $20,000) x 6%

(taxable income - $20,000) x 3%

over $25,000 up to $36,000

$300

$150

over $36,000 up to $38,500

$300 + (taxable income - $36,000) x 6%

$150 + (taxable income - $36,000) x 3%

over $38,500 up to $48,000

$450

$225

over $48,000 up to $48,600

$450 + (taxable income - $48,000) x 25%

$225 + (taxable income - $48,000) x 12.5%

over $48,600 up to $72,000

$600

$300

over $72,000 up to $72,600

$600 + (taxable income - $72,000) x 25%

$300 + (taxable income - $72,000) x 12.5%

over $72,600 up to $200,000

$750

$375

over $200,000 up to $200,600

$750 + (taxable income - $200,000) x 25%

$375 + (taxable income - $200,000) x 12.5%

over $200,600

$900

$450


See also the Ontario Ministry of Finance web page on the Ontario Health Premium.