If your license has expired and so has the grace period, you will need to re-apply. This requires a new application. See the Licensing page for more details on how to apply for license. Note that you will be required to follow all of the requirements listed (this includes financials, bond, mastery exam, pre-licensing certificate etc.) and will be assigned a new dealer number.
All natural persons receiving a benefit from the State of Colorado must provide a secure and verifiable identification and an affidavit on restriction of public benefits. This would mean salespeople, the principals involved in a dealership or manufacturer, etc, would need to provide this information upon application for a license and at renewal.
Manufacturer Plates are issued by the Division of Motor Vehicles and not the Auto Industry Division. To obtain plates, you will need to fill out form DR 2670 and submit it to the Division of Motor Vehicles.