Chapter 6-2 MA License and ID Web Address & Manufacture Date Class, Endorsement and Restrictions Change of Address Area - Writable area replaces need for sticker. 2D Barcode - Contains demographic data (encrypted or unencrypted), and signature or other image data (encrypted). 1D Bardcode - Typically contains a unique identification number. Click here for a Brochure. 04/10 6:14http://www.massagent.com/rpmlinks/licidbrochure.pdf