Dear Kaushik S
It is preferred to issue a notice stating the reason for termination of contract (if mentioned in the agreement) before issuing the termination letter.
Please find the below sample termination letter.
Letter No.XYZ1234
Date:12/12/1122
To,
Address of the consultancy
Dear Mr.Kumar,
Sub:Termination of contract between ABC consultancy and RTY - Reg.
Ref: Letter dated
As per the reference cited above, we have requested you to submit the details of salary disbursement of the mentioned employees made by ABC consultancy who are contracted to RTY. However, in spite of subsequent follow up in this regard, you have failed to submit the requisite details.Hence, under this circumstance, RTY have decided to terminate your contract with effect from 30/12/1243.
This is for your information and action.
Thanking you,
Your's sincerely
Hope it may serve your purpose.