Training & Education

When should you use an SF 901 Coversheet instead of a CUI Stamp? If you need to protect or identify printed CUI without changing the document, an SF 901 Coversheet is often the better choice. If you need direct banner markings on the document itself, a CUI Stamp is the right fit. This article breaks down the difference, explains common use cases, and helps contractors choose the best option for handling printed Controlled Unclassified Information.