On Sale of Services
You pass Entry
Party Dr
To Service
To Output GST
When we return goods/cancel service,we pass oppisie entry
Services Dr
Output GST Dr
To Party
(Since party is credited,it is a Credit note in Tally)
To Pass this in Tally
Open Tally
Accounting Vouchers
F11 Features-->Make Debit Credit Option -->yES
Now Click Credit note and pass entry