CHAPTER 1- THE FOUNDATIONS OF CONSTITUTIONAL ORDER
Article 6-
The international treaties shall come into force only after being ratified or approved. The international treaties are a constituent part of the legal system of the Republic of Armenia. If a ratified international treaty stipulates norms other than those stipulated in the laws, the norms of the treaty shall prevail. The international treaties not complying with the Constitution can not be ratified.
Ratification/accession/approval
Armenia has a dualist system of law.
EDIT.