; and (3) include the requirements described in subsection (b). (b) Requirements The final standard promulgated under section 2(b) shall include the following: (1) Heat illness prevention plans (A) In general A covered employer shall develop, implement, and maintain an effective, written excessive heat illness prevention plan for covered employees, which shall— (i) be developed and implemented with the meaningful participation of covered employees and, where applicable, employee representatives and collective bargaining representatives, for all aspects of the plan; (ii) be tailored and specific to hazards in the covered workplace; (iii) be in writing, in English and in the language understood by a majority of the employees, if such language is not English; and (iv) made available, upon request, to such employees, the employee representatives for such employees, and the Secretary. (B) Plan content Each plan shall include procedures and methods for the following: (i) Initial and regular monitoring of employee exposure to determine whether employees are exposed to excessive heat. (ii) Provision of water, paid rest breaks, and access to shade or cool-down areas. (iii) Emergency response. (iv) Acclimatization. (v) Hazard prevention, including engineering controls, administrative controls, or personal protective equipment to correct, in a timely manner, applying industrial hygiene principles of the hierarchy of controls, including, as appropriate— (I) engineering controls that may include isolation of hot processes, isolation of employees from sources of heat, local exhaust ventilation, shielding from a radiant heat source, and insulation of hot surfaces, the provision of air conditioning, cooling fans, cooling mist fans, evaporative coolers, and natural ventilation