Authentication failed message transmitting a P11D form online.

Users are required to ensure that the correct User ID and Password have been entered into IRIS and also to check the PAYE reference for the employer as follows: 1. Log on to the P11D module and select the employer. 2. From the Setup menu select Practice Options. 3. Click the Tax Options button then select the P11D tab, ensure the correct User ID and Password have been entered. 4. Click on the magnifying glass to access the client browser, click on the employer then click View. 5. Click the Accountant button and if the employer has been assigned to an alternative accountant, click the magnifying glass to the right of this option, View the accountant’s details and click the Tax Options button to verify the User ID and Password entered here are correct then click OK 6. Click the Tax tab and remove the tax district number and the / from the PAYE reference box, click Save then Close. 7. Regenerate the P11D return. NOTE: – Ensure that the Tax District number is left in the PAYE district field. If the problem persists please contact HMRC.