The Secretary: Using eligible funding sources, may purchase environmental outcomes, as defined in § 8–2A–01 of this title, that provide for cost–effective long–term or permanent green or blue infrastructure projects that: Improve the water quality of Maryland’s portion of the Chesapeake Bay; and Are located in the Susquehanna River watershed; and Shall consult with the secretary of the environmental agency of the state in which the project is located to ensure that: The state supports the project; and For the purchased environmental outcomes, there is mutual agreement as to the allocation of credits to the Chesapeake Bay total maximum daily load’s watershed implementation plans.