Code of Alabama
Article 2 - Street and Sewer Improvements Outside Corporate Limits of Certain Cities.
Section 11-48-81 - Powers of Cities as to Construction of Public Improvements, Assessment of Cost Thereof Against Property Benefited, etc., Outside Corporate Limits Generally; Requirement as to Consent of Property Owners, Etc.

(a) Each city in this state having a population of 6,000 or more inhabitants, according to the most recent federal census or any official census taken pursuant to Sections 11-47-90 through 11-47-95 shall have the same powers with respect to the construction of public improvements in the police jurisdiction of such city that it may have under any law now existing or hereafter enacted with respect to the construction of public improvements within the corporate limits of such city.
Each such city shall have the same powers with respect to the assessment of the cost of public improvements, whether constructed in the city or in such police jurisdiction, against the property specially benefited by such improvements, whether such property is located in such city or in such police jurisdiction, that such city may have under any law now existing or hereafter enacted with respect to assessment of the cost of public improvements constructed within the city against property specially benefited by such improvements and located within the corporate limits of the city.
All such laws relating to the making of public improvements within the corporate limits of such city and to the making of public improvement assessments against property located within such corporate limits and the creation and enforcement of liens securing such assessments shall apply to any public improvements constructed within the police jurisdiction of such city, to any public improvement assessments made pursuant to the provisions of this article and to the liens securing such assessments.
(b) No public improvement shall be made under the authority of this article unless with the written consent of the owner or owners of not less than 60 percent of the frontage of the property to be affected; provided, that in the case of street improvements outside the corporate limits but inside the police jurisdiction of a municipality, consent of the governing body of the county in which said improvements are to be constructed must first be obtained and evidenced by resolution duly entered on the minutes of such county governing body.

Structure Code of Alabama