Budget 2022 has introduced the new section 139(8A) in Income Tax Act, 1961. Refer budget update @ Introduction of new Income Tax 'Updated' Return Type. Section 139(8A) enables the filing of "Updated Return" (aka ITR-U) by the taxpayers. Section 139(8A) has come into effect from 01st Apr 2022.

The DRC-03 form is used to submit voluntary tax payments as specified by the nation’s GST law