In the international standard classification, mc cable involves: Electrical wires and cables.
American National Standards Institute （ANSI), mc cable
ANSI/NECA 120-2012 Standard for Installing Armored Cable (Type AC) and Metal-Clad Cable (Type MC)
Underwriters Laboratories (UL), mc cable
UL 183 CRD-2015 UL Standard for Safety Manufactured Wiring Systems - Section / Paragraph Reference: 15.6@ 7.1 Exception No. 2 Subject: MC-PCS cables with non Class 2 power conductors (Edition 4: September 22@ 2009)