When you made a mistake to file return tax ①

If you have paid too much tax or received too little tax refund, due to a mistaken of filing return tax. there is a procedure called a request for correction「更正の請求」.

On a request for correction, tax office checked the contents of your request, and your request is admitted paying back, tax refund is made to you.

If there is no change in the final tax amount or net loss amount, either due to an increase or decrease in income or the additional income deductions, a request for correction cannot be made.

The period for correction is within 5 years after a final return due date principally.