OKLAHOMA PSI MECHANICAL BUSINESS AND LAWOKLAHOMA PSI MECHANICAL BUSINESS AND LAW The following reference materials are allowed in the examination center: State of Oklahoma, Construction Industries Board, Unofficial Administrative Rules & Courtesy Exam Study Aids Book, current edition Oklahoma Mechanical Licensing Act, Oklahoma Statutes, Title 59, Chapter 43A, Oklahoma Construction Industries Board, Oklahoma Mechanical Industry Regulations, Oklahoma Administrative Code, Title 158, Chapter
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