According to Article 78 of the Law of People's Republic of China (PRC) on the Prevention and Control of Environmental Pollution by Solid Waste:
Units that produce hazardous wastes shall formulate hazardous waste management plans in accordance with relevant state regulations and report them to the competent department of ecological environment that produces hazardous wastes for the record. Therefore, the units that produce hazardous waste (including those that have already produced and those that will soon produce) should declare the hazardous waste management plan.