N.H. Code Admin. R. Mec 607.01
Fuel gas fitting and plumbing licensees, plumbing apprentices, and fuel gas fitting trainees, certified oil heating and water treatment technicians, seminar providers and professional licensing instructors, and mechanical business entities shall not:
(e) Misrepresent to their customers additional services or materials not reasonably required for the work, services, or both, the customers have requested to be done without written authorized customer notification and approval.
Source. #12385, eff 9-20-17; (formerly Saf-Mec 607.01) (see Revision Note at chapter heading for Mec 600)
PART 608 DUTY TO NOTIFY