This article highlights the importance of taking into account foreign experience in the introduction of the accumulated pension insurance system in Ukraine. At the same time, using systemic and synergistic approaches, methods of analysis and synthesis, induction and deduction, historical, comparative and content analysis, it was found that in the modern pension systems of most countries of the world, redistributive and accumulative types of pension provision of citizens are used, applying his multilevel models. Simultaneously, in most European countries, a pension model was chosen, which is characterized by the functioning of three levels, which combine redistributive and accumulative types of pension provision. Meanwhile, the practical experience of the functioning of national pension systems has shown that society has not yet come up with such a pension model that would be able to fully solve all the problems of pension provision for the population. And the first significant step in this direction was the accumulative pension systemmonthly mandatory savings from wages for personal pension provision, and the main problem in its implementation is the lack of reliable investment mechanismsin global practice, the main tool for this is stock exchanges, which in Ukraine, they actually do not work for the general public. At the same time, without investment, the accumulative pension system loses its meaning, since the contributions made by the time of retirement will be devalued by inflation. However, the mixed pension system has its advantages -its goal is to strengthen the state's economy thanks to the long-term investment resource, which is the accumulative pension fund, and most importantly -mandatory pension savings should significantly increase the available