In Russia, Kazakhstan and Belarus
Russia
On redundancy or liquidation it is one average monthly salary, and while you look for a job your average earnings are kept for up to 2 more months, sometimes up to 3 (Art. 178 of the Labour Code). In other cases, such as call-up to the army, it is two weeks’ pay. It is exempt from personal income tax (НДФЛ) up to three average monthly salaries (six in the Far North).
Kazakhstan
In Kazakhstan, when headcount or staff is reduced, the employer pays compensation of at least one average monthly salary; pension contributions (ОПВ), medical insurance contributions (ВОСМС) and personal income tax (ИПН) are withheld from it.
Belarus
In Belarus, on a reduction of headcount or staff and on liquidation, severance of at least three average monthly salaries is paid; it is not subject to income tax.
Sources: Labour Code of the Russian Federation («Трудовой кодекс РФ»), ConsultantPlus