WSIB - In the boxes provided please include the frequency of the WSIB payment and the date it would be due. Due Date Assessable Earnings Frequency of Payment $65,400.00 $551,500.00 $103,600.00 $1,395,200.00 $2654.00 WSIB - In the boxes provided please include the frequency of the WSIB payment and the date it would be due. Due Date Assessable Earnings Frequency of Payment $65,400.00 $551,500.00 $103,600.00 $1,395,200.00 $2654.00