No person shall make, alter, grade, or maintain any excavation or fill, except as provided by this chapter.
Exception: The provisions of this chapter shall not apply to work accomplished under the auspices of, or on land owned or controlled by, the United States of America or by the State.
(§ 2, Ord. 156-NS, eff. August 27, 1970, as amended by § I, Ord. 534-NS, eff. June 19, 1975)