When informing the Registration of the State (Inscrição Estadual) of Goias in the Fiscal establishment form, Dynamics F&O returns that it is invalid.

There is a validation that prevents inclusion in the private code.

private static boolean isValidGO(str _ieNum)

   {

     ...

     // Checks the first two digits

     if (substr(_ieNum, 1, 2) != '10' &&

       substr(_ieNum, 1, 2) != '11' &&

       substr(_ieNum, 1, 2) != '15')

     {

       return false;

     }