3B INTEREST AND LATE FEE CALCULATION

dear sir,

Iam gonna file a return with P.Y. tURNOVER above 5 cores, from MARCH 2020


IF MY NET OUTPUT TAX IS 2000, IF I FILE BY 3RD JULY WHAT WILL BE THE LATE FEE AND INTEREST CALCULATION
IF I FILE ON 6 TH JULY WILL THE LATE FEE THE SAME?


ALSO FOR APRIL ITS NIL RETURN... IS LATE FEE APPLICABLE.. INTEREST WILL BE NIL AS NO OUTPUT ... CORRECT ME IF IAM WRONG.