269st ( single transaction)

Girish (student) (72 Points)

01 October 2019  
Is this disallowed or not.

eg: mr. A purchased a material worth 5L from mr B.
cash payment as per below.

fy17-18 ₹ 170000
fy 18-19 ₹ 160000
fy 19-20 ₹ 30000
fy 20-21 ₹ 140000

please let me know is allowed or disallowed