Educate client to get the same from MY:

• Go To the http://seller.indiamart.com/ and enter the U/P
• Select Setting icon Next to the business Feed tab.
• In the drop down menu select My payments.
• Then Click on Invoice Tab or Click on:- http://seller.indiamart.com/misc/myinvoice/
• Select the Invoice and Click on Print.

If client is not able to access:

• Download invoice from ERP screen (Company --> Invoice),
• Send it to client through ERP(No hard copy will be send to client as soft copy is equally valid).
• Confirm with client.
• Close the Concern.