Oct 17,  · This new Twelfth Edition of ANSI/UL dated October 17, includes new ballistic testing requirements. None available. The cost to purchase this Standard varies . Underwriters Laboratory UL Ballistic Standards Standard - Rating: UL - Level Magnum (Part 1) Projectile Caliber Magnum Cartridge Type: grain SWC Velocity Range: . Level 2 – Protection against hand guns of high power, such as the Magnum, and the like, with muzzle energy of foot-pounds (J). Level 3 – Protection against hand .