No structure or land shall hereafter be constructed, located, extended, converted, or altered without full compliance with the term of this article and other applicable regulations. Violation of the requirements (including violations of conditions and safeguards established in connection with conditions) shall constitute a misdemeanor. Nothing herein shall prevent the city from taking such legal action as is necessary to prevent or remedy any violation. (Ord. No. 1835 (NCS), § 1; Ord. No. 2383 (NCS), § 1.)