Why does the tax summary show a clawback amount when the clawback worksheet shows $0. None of the maximums on the Worksheet are exceeded.

Total income 

1. Net employment earnings          534.30
2. Pension income                         8,189.16
3. Dividends, interest, and investment      9,288.52
4. Other income      1,057.85
5. Net self-employment income    14,472.62
6. Total income:     33,542.45

Deductions 

1. Union or professional dues and UCCB repayment 2,8541.00
2. Carrying charges, support, and other    10,954.87
3. Deduction for CPP/QPP/PPIP (self-empl.)          560.48

Net income:     19,173.10

Taxable income:     19,173.10

Federal non-refundable tax credits 

1. Personal amounts (taxpayer and spouse)    11,809.00
2. CPP/QPP and EI          569.60
3. Other amounts          534.30
4. Allowable medical expenses      5,515.29
5. Amounts multiplied by 15%:       2,764.23
6. Total federal non-refundable credits:       2,764.23

Refund or balance owing 

1. Basic federal tax                   -  
2. **** CPP, EI, and Social benefits repayment      1,120.95
3. Total payable:       1,120.95
4. CPP/QPP and EI overpayments               8.87
5. Other credits          776.32
6. Employee & partner GST/HST rebate            328.34
7. Total refundable tax credits:       1,113.53

Federal balance due:               7.42