if tax paid by a registered person on taxable purchases made during a tax period exceeds the output tax on account of zero rated local supplies or export made during that tax period, the excess amount of input tax shall be refunded to the registered person not later than 45

Before filing your Sales Tax Return is to get yourself registered with Central Board of Revenue (CBR).

The registration with CBR provides you with a Sales Tax Registration Number (STRN) or User ID and password. These credentials allow access to efile portal, the online portal for filing Sales Tax Return.

Federal Excise Duty (FED) concepts would not only ensure that the tasks are performed easily but also in the prescribed manner.

Sales Tax Basics
Before Registration and Filing of your Sales Tax Return, it is recommended that one should establish basic understanding regarding these processes. Knowledge of basic concepts would not only ensure that the tasks are performed easily but also in the prescribed manner.