Article 60 of the 1982 Turkish constitution (similar to Article 48 of the 1961 constitution) states that "Everyone has the right to social security and the State shall take the necessary measures and establish the organization for the provision of social security.
[2] The state pension system is administered by the Sosyal Güvenlik Kurumu (Social Security Institution, SGK), which collects insurance contributions from employees and their employers, at the rate of 9% from employees and 11% from employers.
Once someone who paid contributions to the SGK for the required amount of time reaches retirement age, they become eligible for an SGK pension, with the size of their pension determined by the amount of contributions they paid.
[3] There is also a separate pension fund, OYAK, for members of the Turkish Armed Forces.
Government matching contributions vest over time, and can only be accessed after the account holder reaches a certain age.