544A.17  When not applicable.
  The provisions of this chapter shall not apply to:
  1.  Professional engineers licensed under chapter 542B.
  2.  Persons acting under the instruction, control or supervision of, and those executing the plans of, a registered architect or a professional engineer licensed under chapter 542B, provided that such unregistered or unlicensed persons shall not be placed in responsible charge of architectural or professional engineering work.
  3.  Superintendents, inspectors, supervisors and building trades craftspersons while performing their customary duties.
[C66, 71, 73, 75, 77, 79, 81, §118.17]
C93, §544A.17
2007 Acts, ch 126, §95