Pennsylvania Statutes Title 18 Pa.C.S.A. Crimes and Offenses § 311. Consent

(1) the conduct and the injury are reasonably foreseeable hazards of joint participation in a lawful athletic contest or competitive sport; or

(2) the consent establishes a justification for the conduct under Chapter 5 of this title (relating to general principles of justification).

(1) it is given by a person who is legally incapacitated to authorize the conduct charged to constitute the offense;

(2) it is given by a person who by reason of youth, mental disease or defect or intoxication is manifestly unable or known by the actor to be unable to make a reasonable judgment as to the nature or harmfulness of the conduct charged to constitute the offense;

(3) it is given by a person whose improvident consent is sought to be prevented by the law defining the offense; or

(4) it is induced by force, duress or deception of a kind sought to be prevented by the law defining the offense.