Proposal to insert definitions for Software Identification Number, insert requirements for manufacturers to provide necessary information allowing the Technical Service to uniquely identify hardware and software configurations, insert provisions allowing vehicle manufacturers to apply for new approvals to differentiate software versions for registered versus new vehicles, amend production discontinuation provisions to clarify that cessation is not deemed definitive if the manufacturer intends to obtain subsequent extensions for software updates of vehicles already registered in the market, renumber and insert new items in approval communication annexes regarding software identification and software updates including RxSWIN, and insert provisions allowing vehicle manufacturers to obtain new approvals for software version differentiation across multiple UN Regulations (13, 13-H, 79, 89, 130, 131, 139, 140, 152, 155, 156, 157, 171, 175, and 178).