Device number is the unique number given to the approved tax registers and other devices that have fiscal memory to issue sales documents. This provides a reliable means for the authority to check the total sales and tax payable by individual taxpayer.
The type of devices supported in TallyPrime for Kenya region are:
EFP – Electronic Fiscal Printer
ESD – Electronic Signature Devices
ETR – Electronic Tax Register
In TallyPrime, Device Number can be specified in F11 > Statutory & Taxation Feature > By enabling VAT.