This Decree, implementing provisions of articles 5.1 first paragraph, 5.2 first paragraph, 5.3 first and second paragraphs, and 9.2.2.1 of the Environmental Management Act, and articles 3.37 and 4.3 first and second paragraphs of the Spatial Planning Act, applies to the transport through pipelines of hazardous substances, exceeding a specified concentration or are in specific conditions. The Decree concerns: zoning plan; hazardous substances; risk management, and location-related risk; vulnerable object; disaster; general rules for operator transporting hazardous substances; protection of human health and the environment; evaluation and prevention of damages; procedure for determining a zoning plan.