Tax applicable on composite rate or regular scheme rate

Kollipara Sundaraiah (B.com) (2986 Points)

11 April 2023  
A registered dealer
some period in composite scheme
some period in regular scheme

department scrutiny of returns after some difference turnover found in composite scheme and some difference turnover found .
question:
difference turnover tax pay on composite scheme rate(1 percentage only) or regular scheme rate (commodity rate example:12,5 ,18 precentage)or two scheme rates applicable