Oklahoma Administrative Code
Title 45 - Alcoholic Beverage Laws Enforcement Commission
Chapter 30 - Manufacturers, Wine and Spirit Wholesalers, Brewers, Nonresident Sellers and Beer Distributors
Subchapter 5 - Brewers, Nonresident Sellers, and Beer Distributors
Section 45:30-5-15 - Beer Distributor's, Small Brewer Self-Distributor's, or Brewpub Self-Distributor's vehicle signs

All vehicles owned or leased and made use of by Beer Distributors, Small Brewer Self-Distributors, or Brewpub Self-Distributors, except licensed carriers under the Oklahoma Alcoholic Beverage Control Act, shall have displayed on the outside of the doors, windows or side panel on both sides of the vehicle a sign in letters at least three (3) inches in height and one and one-half (1 1/2) inches in width stating the letters A.B.L.E. and the license number. The name and address of the Beer Distributor, Small Brewer Self-Distributor, or Brewpub Self-Distributor may be printed in letters of lesser dimensions. These signs shall be properly displayed while transporting any beer or brewed products by the Beer Distributor, Small Brewer Self-Distributor, or Brewpub Self-Distributor from the Brewer or Nonresident Seller or to all Retail Spirit, Retail Beer, Mixed Beverage, Caterer or Special Event licensees.