(7) "May" means permission and not command.

(42) "May" means is authorized, but not required, and denotes discretion and permission rather than command. When "may" is used in authorizing a certain action to be taken, it shall also include the authorization to change that action.

(9) "May" means permission and not command.

(8) "May" means permission and not command. (9) "Metropolitan planning organization" means the forum for cooperative transportation decision making for a metropolitan planning area.