Creating school account codes Use this procedure to assign an account code to your school. Select School Account Codes. Click Create. Specify this information: School Select a school. Account Code Select the account code to add to the school. Account Select an account where the activity is posted. If this field is blank, the default is the GL account defined for the selected activity. Click Save. School account codes can also be created on the School Account Codes tab. Select School Setup > Schools. Open a school record. On the Account Codes tab, click Helper List and select the account code to add to the school. Click Add Account Code To School.