Full-time compulsory education of a child starts at the beginning of the school year in the calendar year when the child reaches the age of 7 years and continues until the primary school completion, but no longer than until 18 years of age. The obligation is fulfilled by attending public or non-public primary school.

• Act of 7 September 1991 on the Education System
  Place of publication: (Dz. U. z 2021 r. poz. 1915)