Romanian Labour Code - Title II - Chapter 5 - Section 1 - Cessation dejure of the individual employment contract

Art. 56. [cases of cessation de jure of the individual employment contract]
An individual employment contract shall cease de jure:
a) on the date of employee death;
b) on the date of the final judgment certifying the death or legal guardianship of the employee;
c) repealed;
d) on the date the decision of employee old-age retirement, full or partial early retirement or invalidity retirement has been notified according to the law;
e) following the establishment of the absolute nullity of the individual employment contract, from the date the nullity was established by agreement of the parties or by final judgment;
f) when the demand of reinstatement in the position held by a person unlawfully or groundlessly dismissed has been admitted, from the date of the final reinstatement judgment;
g) following the conviction to a prison term, from the date of the final judgment;
h) from the date the competent authorities or bodies withdraw the approvals, authorizations or attestations necessary for the exercise of the profession;
i) following the interdiction to practice a profession or a function, as a safety measure or complementary punishment, from the date of the final interdiction judgment;
j) at the end of the individual employment contract of limited duration;
k) following the withdrawal of the agreement of the parents or legal representatives, for the employees from fifteen to sixteen years old.

Art. 57. [nullity of the employment contract]
(1) The breach of any legal condition required for the valid conclusion of the individual employment contract shall void it.
(2) The establishment of the nullity of the individual employment contract shall take effect for the future.
(3) The nullity of the individual employment contract may only be covered by the subsequent fulfilment of the conditions imposed by the law.
(4) Should a clause be affected by nullity, for having established rights or obligations for the employees contrary to mandatory statutory provisions or applicable collective labour agreements, it shall be replaced de jure with the statutory provisions or the provisions of the collective agreement, and the employee shall have the right to indemnification.
(5) A person having carried out an activity under a voided individual employment contract shall have the right to remuneration, according to the accomplishment of the duties.
(6) The establishment of the nullity and, according to the law, of its effects may be take place by agreement of the parties.
(7) Should the parties fail to agree, the nullity shall be pronounced in court.