How To Fix 5K086 - Valid transmitter numbers for T4 and T4A must begin with "MM"

5K086 - Overview

• Message type: E = Error

• Message class: 5K - HR: Messages for Canada

• Message number: 086

• Message text: Valid transmitter numbers for T4 and T4A must begin with "MM"

What causes this issue?

Valid transmitter numbers for T4 and T4A must begin with the letters
<ZU>MM</>. However, a transmitter number that does not fulfill this CRA
requirement has been entered in the (mandatory) <ZH>Transmitter Number
</> field.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Correct your entry, or - if you lack a valid transmission number -
contact the Canada Revenue Agency for assistance. Until you obtain a
valid transmission number, the system cannot process this submission.

Procedure for System Administrators

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message 5K086 - Valid transmitter numbers for T4 and T4A must begin with "MM" ?

  The SAP error message 5K086 indicates that there is an issue with the transmitter numbers for T4 and T4A forms in the context of payroll processing in Canada. This error specifically states that the valid transmitter numbers must begin with "MM". 
  
  Cause:
  
  Incorrect Transmitter Number Format: The transmitter number you are using for T4 or T4A forms does not start with the required prefix "MM". This prefix is mandated by the Canada Revenue Agency (CRA) for electronic filing of T4 and T4A slips.
  
  Configuration Issues: There may be a configuration issue in the SAP system where the transmitter number has not been set up correctly.
  Data Entry Error: The transmitter number may have been entered incorrectly during data entry.
  
  
  Solution:
  
  Check Transmitter Number: Verify the transmitter number you are using for T4 and T4A forms. Ensure that it starts with "MM". If it does not, you will need to update it to the correct format.
  Update