[Date]
[Name,Company and Address]
Dear [Mr. / Ms. ….],
In reference to your invoice #———–[Invoice Number], enclosed, please find our check #——–[Check Number] for the amount of Rs.———[Amount].
I do understand that this payment is late and I hope you will accept my apology. [Reason, ex. The recent brick-layer strike has adversely but only temporarily affected our liquidity.] We do, however, look forward to continued business with you.
Sincerely,
[Authorized Signatory]
