We'd want to make sure that we're able to sort this out for you, gcj1971.
Login credentials should be tested within 28 days of receiving them by visiting this link www.gateway.gov.uk.
Otherwise, your credentials won't be valid anymore and might be the reason why the submission was rejected. Additional details about online submission and login credentials can be found here:
I would also recommend reaching out to our Payroll Support Team. They can take a look at the tax report and checked why it was rejected. Here's how:
- Go to the Help menu and click Contact Us.
- Let the know that you that you need help with your Payroll Tax Center, then click Let's talk.
- Select the Chat or Get a callback option.
Don't hesitate to reach out to us again if you have other concerns. We're open 24/7 to make sure you get all the help that you need.