In this videos i have described how to block back dated vouchers after finalization of your accounts. There is an option to to block back dated in vouchers in tally security features as default.
But these defaults features will not works for a particular vouchers for a particular period.

To enable block back dated vouchers for any type of vouchers or any period,
we need a tdl file. You can use this file in the description of this video
Watch the videos till the end So that you can understand how to upload tdl in tally erp9 and setting up this features .

to download the file follow this link
[ Ссылка ]

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