On or Before Particulars
5th Pay Your Service Tax.
(For Assessee other than Proprietorship and Partnership)
7th 1. Pay amount of TDS Deducted in Last Month
2. Submit copy of 15 G Received in Prior Month.
15th Pay First/second Installment of Advance Tax 
15th Pay the Amount of PF Contribution.
15th Pay amount of Professional Tax Deducted from Employees Salary of the Previous Month and submit MONTHLY Return thereof.
21st Pay Contribution under ESIS for the previous month.
22nd Pay your VAT for previous month
25th Submit Monthly Return of Contribution in respect of PF & ESIS
30th Submit Monthly Return of VAT
30th Pay YOUR Professional Tax