ultra vires

ultra vires.  Unauthorized; beyond the scope of power allowed or granted by a corporate charter or by law. <the officer was liable for the firm's ultra vires actions>.  
 - Black's Law Dictionary, Seventh Edition.

Statutes and Cases:

(For reference: 57-8 is the Condo Act, 57-8a is the Community Association Act, 16-6a is the Nonprofit Act)

16-6a-304. Ultra vires
Johannessen v. Canyon Road Towers (modification of assessment, ownership interests, estoppel) '02
Reedeker v. Salisbury (director liability, ultra vires, CC&Rs are a contract, interpretation, governing law) '98