(a) Submission of plans.

1. (1) The owner or his or her authorized agent shall submit two (2) complete sets of engineering plans and specifications to, and receive written approval of, the Department of Health, before constructing or entering into a contract to construct:

   1. (A) A water supply system;
   2. (B) A source of supply;
   3. (C) A water purification plant and/or distribution system; or
   4. (D) Any alterations thereto.
2. (2) Thereafter such engineering plans and specifications must be adhered to unless deviations are submitted to, and receive written approval of, the department.
3. (3) The department may, upon approval of a written agreement between the owner and the department, delegate plan review responsibility for minor distribution improvements to the owner.

(b) Extensions to existing distribution systems.

1. (1)

   1. (A) If the engineering plans are solely for the extension to an existing distribution system, only such information as is necessary for a clear understanding of the proposed extension will be required.
   2. (B) This information must, in general, conform to the requirements for a complete system.

2. (2) All construction plans and specifications for the construction of new systems or extensions, expansions, or modifications of existing systems submitted to the department for review shall be:

   1. (A) In full compliance with all plan review policy statements issued by the department; and
   2. (B) Signed by the Secretary of the Department of Health.

(c) Construction verification.

1. (1) The owner or his or her authorized agent shall retain the design engineer, another competent engineer, or, if approved by the department, the supplying water utility, to ensure that the project is constructed in accordance with the engineering plans and specifications as approved by the department.
2. (2) The department may require the inspecting engineer or utility to submit a statement following substantial completion documenting that a project was constructed in accordance with the department-approved plans and specifications.