Attention Taxpayers: No Transactions for 3 Days Due to System Maintenance

The Revenue Administration Presidency has announced a notice regarding planned work on e-declaration systems. According to the presidency, between August 1, 2026, at 00:00 and August 3, 2026, at 23:59, it will not be possible to submit the Declaration of Withholding Tax and Social Security Premium to systems such as DBS, e-Declaration, and Internet Tax Office. It was stated that the systems will be reactivated immediately after the completion of the work.