This Decree of the Ministry of Environment, which is composed of seven articles and one Annex, lays down methods of preparation of risk analysis, method of evaluation of the appropriateness and feasibility of fixing measures, determination of the aim of fixing measures and method of proving achievements of the aim, including method of comparison of alternative procedures of reduction or elimination of risks to human health, and way to assess these risks from direct or indirect introduction of substances, preparations, organisms or micro-organism to the Earth's surface or below it.