Use Sales Order Control in Sales Invoice
In Tally, it is possible for passing post dated voucher entry. That is, by default, users are allowed to pass voucher entry in future date by just changing the voucher date.
Use of this TDL
Using this TDL users are restricted to pass post dated voucher entries. This control is linked with system date control. And there is an option given to disabling particular voucher type or users to do post dated entries.