The business interstate route marker is a the standard interstate shield with a green background, and the word "Interstate" is replaced with "Business". Also, the word "Loop" or "Spur" appears in the place of "Texas" on the main sign. The business U. S. route marker is a the standard U. S. shield with the word "Business" across the top.
	The business state route marker is similar to a Loop route marker with the word "Loop" replaced with "Business". The business farm-to-market route marker is the standard FM shield with the word "Farm" replaced with "Business" and without the word "Road".

• Business Interstate Highways (BI)
• Business U. S. Highways (BU)
• Business State Highways (BS)
• Business Farm-to-Market Road (BF)

Created: December 1, 1997
Last modified: June 3, 2000