666a

Section 27 of the Swedish Co-Determination Act
Version 2021:1114, English translation

Overview of the entire Co-Determination Act

Kollektivavtal Collective Bargaining Agreements
27 § Section 27

Arbetsgivare och arbetstagare som är bundna av kollektivavtal kan ej med giltig verkan träffa överenskommelse som strider mot avtalet.

Employers and employees who are bound by a collective bargaining agreement may not enter into any contract that does not comply with such collective bargaining agreement.

Source: www.riksdagen.se