Got salary in cash

Amit Kumar (i want to improve my taxation.)   (136 Points)

14 July 2020  
for Employee-
if any employee gets salary 30000 Rs. in cash. and he files ITR.
than, is there any problem for employee ???

for Employers-
Employer pays salary 3 time in a month. 10000 Rs. per transaction in cash.

what are the consequences for both Employee and Employers????