Print the client letter.

Have the client call the phone number for the specific entity involved to cancel. 

• Call IRS e-file Payment Services 24/7 at 888-353-4537 to inquire about or cancel your payment, but p...
• Cancellation requests must be received no later than 11:59 p.m. ET two business days prior to the sc...

For the state you'll have to find a way to contact the state. Good luck.

It took me a while for MD. And their first answer was you have to have the software vendor do it. 🤣

IRS is telling us that the payment must be done thru Lacerte or provide them with a EFT number.

Did your client call this specific number?

• Call IRS e-file Payment Services 24/7 at 888-353-4537 to inquire about or cancel your payment, but please wait 7 to 10 days after your return was accepted before calling.