UL 752 Standard PDF: What’s New in the Latest Ballistic Protection Ratings?

verify a manufacturer's certification

Information on how to status.

: Materials are now categorized by firearm type rather than arbitrary numbers: : Handgun threats (formerly Levels 1–3 and 6). : Rifle threats (formerly Levels 4–5 and 7–10). : Shotgun threats. Enhanced Testing Protocols

Your product must be listed and labeled by UL. You cannot claim your product meets the "new" standard based solely on your internal testing. The official UL PDF describes the witness requirements—a UL engineer must watch the test.

UL 752 is the Standard for Safety for Bullet-Resisting Equipment. Published by Underwriters Laboratories (UL), it is used to test and rate a wide variety of materials—including bullet-resistant glass (glazing), fiberglass, doors, and composite panels.

Structure and test levels (practical summary)