The National Institute for the Uniform Licensing of Power Engineers, Inc. (NIULPE) is a third-party certification organization mandated to establish and maintain international standards of education and competency for the power and energy related trades and professions. A few trades and professions include in these standards are boiler operators, fireman, water-tenders, operating engineers, stationary engineers, power plant operators, refrigeration plant operators, turbine operators. NIULPE also mandates quality control through the commissioning of examiners, proctors, instructors, educational facilities and their programs.

NIULPE assists Federal, State and Municipal licensing agencies in maintaining the international standards within legislated programs. The philosophy seeks to break tradition by supporting a program that bridges regional boundaries. Its cornerstone is a standard qualification through education and assessment that is applicable in any part of North America and beyond.