Section 041-21-8 - Personnel for Power BoilersA. The owner of a plant operating a power boiler must designate a person to be the engineer-in-charge of the plant. The designated person must have an appropriate license for the plant based on the classes of licensure specified in 32 M.R.S.A. §15109.B. The owner of a power boiler must, at the time of installation and upon any change in the identity of the engineer-in-charge, inform the Board in writing of: (1) The name(s) and address(s) of any person(s) designated engineer(s)-in-charge;(2) The date when each person designated engineer-in-charge assumed that position; and(3) The precise location and the registration number(s) of the power boiler(s) each engineer-in-charge will oversee.02-041 C.M.R. ch. 21, § 8