due. Tax refunds may also be due for income deductions that are applied after the tax year has ended, if one finishes working prior to the year end, or for joint assessment of taxes for a married couple. Tax refunds must be claimed within four years of the end of the tax year if the one is assessed under the PAYE tax system. Canada In Canada, income tax is deducted by the employer under the PAYE tax system. For self-employed or investment earning individuals, who owe greater than $3000 in net taxes in 2019 and one of the previous two years. Taxes must be paid in a series of quarterly installments during the year that the income is earned. A significant decrease in income for self-employed individuals or a forgotten deduction on the TD1 form can result in an overpayment of taxes. Those who file their taxes online by the deadline of April 30 should receive their refund within two weeks, while those who file by paper can expect a longer turnaround period of eight weeks. The Canada Revenue Agency will pay compounded daily interest on delayed refunds, beginning on the later of May 31 or 31 days after the return is filed. Refunds are paid by cheque or direct deposit, with the direct deposit being the quicker option of the two. In some cases the CRA may keep some or all of a refund. These cases include owed tax balances, Garnishment, and the existence of outstanding government debt. References Tax terms Tax accounting