A. Sewer tapping or connection to city sewage collection pipe. It is unlawful for any person to directly or indirectly tap or connect to any city sewage collection pipe without first obtaining a right to work permit to do such work.

B. Connections to sewer system. It is unlawful for any person to lay any sewer service pipe or introduce into or about any building or grounds any sewer service pipes, or do any plumbing work in any building or on any grounds for the purpose of connecting such pipes or plumbing, either directly or indirectly, to the city sewer mains, or make any additions or alterations of any sewer pipes, or other appurtenances for the collection of sewage from any premises, without first obtaining a right to work permit to do such work.