The exclusive blend of eleven figures and letters appears 2 times over the front of the Invoice. Because they are one of a kind identifiers, serial figures enable legislation enforcement detect copyright notes, and Additionally they assistance the Bureau of Engraving and Printing track excellent criteria with the notes they develop.On the back agai

The one of a kind combination of eleven numbers and letters appears two times on the entrance in the Monthly bill. Mainly because they are one of a kind identifiers, serial quantities assistance legislation enforcement determine copyright notes, and they also aid the Bureau of Engraving and Printing observe good quality criteria for that notes they