None of the provisions or requirements of this title shall be construed to apply to any member of the commission, or any of its lawfully qualified representatives or duly appointed officers or any other person charged with the enforcement of this title, when acting in any manner for the commission. This title shall not be construed to impose any liability upon any person while acting in a lawful manner and within the limitations of this title or performing any lawful duty or function imposed or authorized by this title.
Pennsylvania Legal Code