This section has been reviewed and updated as needed: April 2012
ANSI Z41 PT 91
FI/75 C/75 MT/75
Cd 1 EH
Line #1: ANSI Z41 PT91. This line identifies the ANSI Z41 standard. The letters PT indicates the protective section of the standard. This is followed by the last two digits of the year of the standard with which the footwear meets compliance (1991).
Line #2: FI/75 C/75 MT/75. This line identifies the applicable gender (M or F) for which the footwear is intended. It also identifies the existence of impact resistance (I), the impact resistance rating (75, 50, or 30 foot-pounds). This line can also include a metatarsal protection designation (MT) and rating (75, 50, or 30 foot-pounds).
Lines #3 & 4: Cd 1 EH; PR. This area of the label designates conductive properties (Cd) and type (1 or 2), electrical hazard (EH) and puncture resistance (PR), if applicable.