Guidelines for deleting codes
| Code | Guideline | 
|---|---|
| Approval | Do not delete an approval code if it is assigned to any object. | 
| Function | Do not delete function codes that are being
				  used. You cannot retrieve text that was entered or documents that were
				  attached.
				   Items must have the 
					   | 
               
| Reference | Do not delete a reference code if it is assigned to any object. | 
| Reference Status | Do not delete a reference status code if it is assigned to any object. | 
| Search | Do not delete a search code if it is being used for a lookup. | 
| Set | If you delete set codes, you cannot find classified data. If you attempt to delete the set code of the current lab for formulas, it is restored by default. | 
| Status | Do not delete a status code if it is assigned to any object. |