SAP Message 5G572 - Employer tax reference &1 is not valid for island &2

Diagnosis
An invalid employer tax reference has been entered for the offshoreisland.

Procedure
Valid tax references formats are:

  • Isle of Man: one letter, six digits, one letter and two digits (eg
    • A123456A12).
    • Jersey: two letters, five digits and one letter (eg AA12345A).

    • Guernsey/Alderney: one digit, one letter, one space, six digits (eg 9A
      • 123456)