In field 815 you can define a selection of options. It's also possible to write any text you wish in the field. (Available from version 5.0.2.6)
To define the selection, click on Administration→Terms:
To add a new Accreditation selection, click the
button.
Enter the relevant data in the columns "System Code", "System Text Code", "Description", and make sure to choose "Laboratory accreditation" in the column "Term Class".
For the changes to take effect, please logout and login to the system.