California is currently in the process of promulgating a regulation addressing "Heat Illness Prevention in Indoor Places of Employment."38. California's Heat Illness Prevention Standard requires employers to provide training, water, shade, and planning.This Instruction describes policies and procedures for implementing a National Emphasis. • Virginia: Employment health and safety standards; heat illness prevention. This standard applies to most workplaces where the indoor temperature reaches 82°F. It establishes required safety measures for indoor workplaces. The new standards generally require dealers and other employers to provide indoor workers with water, rest breaks, and cooldown areas. Washington, Minnesota, California, Oregon, and Colorado have specific laws governing occupational heat exposure. The Occupational Safety and Health Administration (OSHA) has no official rules or limits on temperature regulation in the workplace. Some Virginia farmworkers will have updated heat protection guidelines.