When a milking center or potable water source is to be constructed or extensively remodeled, or an existing structure is to be converted for use as a milking center, properly prepared plans and specifications for such construction, remodeling or alteration, showing layout, arrangement and construction materials of work areas, and the location, size and type of fixed equipment and facilities, shall be submitted to the Department, or the appropriate out-of-state regulatory authority for approval before such work is begun.
330 CMR, § 27.09