Any City department performing any operation covered by this article need not obtain a permit, pay any fees or make any advance deposit, but shall comply with all other provisions of this article. Where sewer laterals or water service connections are installed for the benefit of the abutting property, the property owner shall be charged a permit fee, penalty charges, when applicable, and restoration costs in addition to the regular service connection charges. Any contractor working under bond for the City shall obtain a permit but shall not be required to make an advance deposit or pay inspection fees under this article. Such contractor shall, however, comply with all other provisions of this article.