Pillar 2 is the mandatory private pension, which was introduced in 2008, compulsorily for all employed people 💼 up to the age of 35 at the time and optionally for people aged between 35 and 45 at the time. 👩Contribution to Pillar 2 is a percentage of the individual social security contribution (CAS). This percentage was initially 2% and is currently 4.75%.