This paper describes some results of the implementation of EU directives in THE Republic of Moldova in field of the environment. The development of laws and regulations systems on environmental protection in the current conditions of implementation of Association Agreement Republic of Moldova – European Union (ratified on în the country on 2 July 2014) are among the priority tasks of activities regarding approximation of the environmental provisions to those in the European Union (EU) and international ones. Based on the study, selection and permanent filling, databases legal and normative acts in field of the environment were created. The results demonstrated that at present - the anniversary of 24 years of independence of the Republic of Moldova - August 27, 2015, the set of environmental legislative and normative acts is well developed, and some of these are already harmonized at EU and international requirements. In connection with the ratification of the Association Agreement Republic of Moldova - European Union (July 2, 2014) were drawn on new tasks regarding the harmonization and continuous development of environmental legal system of the Republic of Moldova, a process that is in constantly vision, planning and implementation of all actors in respective fields. Republic of Moldova has outlined the main tasks of harmonization of environmental legislation to the 23 EU Directives and 5 Regulations in the different time periods ranging from 2 to 10 years, which are proposed depending on the complexity and the ability of national and local achievements. This paper presents the findings and achievements on the measures and actions of approximation of the laws of the Republic of Moldova to the main EU environmental directives as well as of environmental standards to the CEN and ISO requirements. The final part of the paper presents the conclusions and some proposals for development of environmental legislative and regulatory framework and its implementation modalities in field of environmental protection in the Republic of Moldova.