LIMITATION ON PRIMARY PURPOSE OF PROJECT; EXCEPTIONS.

(a) Except as otherwise provided by this section, a Type A corporation may not undertake a project the primary purpose of which is to provide:

(1) a transportation facility;

(2) a solid waste disposal facility;

(3) a sewage facility;

(4) a facility for furnishing water to the general public; or

(5) an air or water pollution control facility.

(b) A Type A corporation may provide a facility described by Subsection (a) to benefit property acquired for a project that has another primary purpose.

(c) A Type A corporation may undertake a project the primary purpose of which is to provide:

(1) a general aviation business service airport that is an integral part of an industrial park;

(2) a port-related facility to support waterborne commerce; or

(3) an airport-related facility, if the authorizing municipality:

(A) is wholly or partly located within 25 miles of an international border; and

(B) has, at the time the project is approved by the corporation as provided by this subtitle:

(i) a population of less than 50,000; or

(ii) an average rate of unemployment that is greater than the state average rate of unemployment during the most recent 12-month period for which data is available that precedes the date the project is approved.