The EDIPI is a ten-digit number located in the barcode on the back of the card and in the integrated circuit chip embedded in the card itself. The first 9 digits are assigned unique numbers with the 10th digit being a check digit for the identifier. The EDIPI can be used as a unique person identifier.
In a British infantry battalion there are 3 rifle companies, 1 support company, 1 HQ company. Each rifle company is split into 3 platoons, and a HQ element. Each platoon is then split into 3 Sections of 8 men. Thee platoon is led by the platoon commander which is normally a 2nd lieutenant or lieutenant and a platoon sergeant.
By 1776 a typical infantry regiment had a regimental staff and  eight companies. Along with three field officers and six staff  officers, the regimental staff included four â¦staff NCOs: a sergeant  major, a quartermaster sergeant, and two lead musicians (a drum  major and a fife major).