It for cash balance query

Kollipara Sundaraiah (B.com) (2963 Points)

03 November 2021  
a person it returns filed three business in f.y.20-21
1.professional income cash balance as on dt:31-03-21 rs:9 lacs
2.pharmacy store business cash balance as on dt:31-03-21 rs:6 lacs
3 .medical labaratory business cash on hand balance as on dt:31-03-21 rs:3 lacs
question:
1.assess large amount cash on hand balance allowed in it act
2.any limit applicable in it act.