Sts. & Hy. Code, § 101.12

The department may place and maintain, or cause to be placed and maintained, signs on state highways directing motorists to communities within the geographical boundaries of a city, county, or city and county if all of the following conditions are satisfied:

(a) The name of the community is culturally unique and historically significant.

(b) The name of the community has resulted from the influence of a culture over a significant period of time.

(c) The general public and media commonly recognize the name of the community.

(d) The community is located within a city, county, or city and county.

(e) Signs are consistent with the signing requirements for the state highway system.

(f) The geographical boundary of the community is within three miles of the state highway exit.

(g) Trailblazing signs are installed on the appropriate streets or roads prior to installation of signs on the state highway.

(h) The city, county, or city and county provides funds from nonstate sources that cover all costs for the Department of Transportation to place and maintain, or cause to be placed and maintained, appropriate signs on state highways.

(i) The governing body of the city, county, or city and county in which the community is located adopts a resolution that does the following:

(A) Designates the name of the community that is to be used on directional signs.

(B) Defines the geographical boundaries of the community.

(C) Requests the department to post signs on state highways.