Whenever any building or structure is erected, constructed, altered, repaired, converted, used or maintained within the Borough of Hopatcong, it shall be the duty of the Zoning Officer to ascertain that the same is done in accordance with the provisions of this chapter and not in violation thereof; and whenever any building or structure is so erected, constructed, altered, repaired, converted, used or maintained contrary to or any land is used in violation of any provision of this chapter, it shall be the duty of the Zoning Officer to proceed with the enforcement of this chapter in the manner herein provided and as otherwise provided by law; and he is hereby further authorized and empowered to institute and maintain any further statutory legal actions and proceedings for the enforcement hereof now existing or heretofore or hereafter provided which may be available to him.