Approximation of laws is undoubtedly an actual trend for the system of private law. International Labour Organization (ILO), as a specialized agency of the United Nations, obtain a specific goal — to contribute at the universal harmonization of labour legislation between member states (about 175). Their activities are fixe dat three levels of representation. Thus, delegates come from member governments (50%), labour (25%), employers (25%). Due to tripartite established principle, ILO is well known as a maker of global labour laws. Their history, began in 1919, when was draft the Constitution, and continued till present days, with the adoption and ratification of many international conventions and recommendations. According to international standards of multilateral development, ILO offers technical assistance in such fields as: vocational training and vocational rehabilitation, employment policy, labour administration, labour law and industrial relations, working conditions, management development, cooperatives, social security, labour statistics, occupational safety and health. In this way, ILO is an international tool for approximation of labour laws. All of that are covered and by the researches made by the International Institute for Labour Studies (Geneva) and International Training Centre (Turin). Now, this organization is going to achieve the Millenium Development Goals, including cutting world poverty in half by 2015. Although, were adopted many international conventions, the second objective ist o implement all of them at the national level. Republic of Molodova, as a member state of ILO, ratified 40 conventions, such as: C29/1930 — Forced Labour Convention; C47/1935 — Forty‑Hour Week Convention; C100/1951 — Equal Remuneration Convention; C105/1957 — Abolition of Forced Labour Convention; C131/1970 — Minimum Wage Fixing Convention; C138/1973 — Minimum Age Convention; C181/1997 — Private Employment Agencies Convention; C183/2000 — Maternity Protection Convention and s.o. Moldavian labour legislation is well integrated into international labour requirements.