Indiana Code Title 25. Professions and Occupations § 25-4-1-18

Sec. 18. Nothing contained in this chapter shall prevent the draftsmen, students, clerks of works, superintendents, and other employees of those lawfully practicing as registered architects, under the provisions of this chapter, from acting under the instruction, control, or supervision of their employers, or to prevent the employment of superintendents of the construction, enlargement, or alteration of buildings, or any parts thereof, or prevent such superintendents from acting under the immediate personal supervision of the registered architect by whom the plans and specifications of any building, enlargement, or alteration were prepared.  Nor shall anything contained in this chapter apply to the making of plans or specifications or the supervision of construction, enlargement or alteration of buildings or any parts thereof specifically exempted from the rules of the fire prevention and building safety commission or specifically exempted from the fire prevention and building safety commission requirements for preparation of such plans and specifications by registered architects or registered engineers.