Other collective agreements than collective labour agreement are increasingly growing
in significance in the Polish labour relations. They create more room for social partners
to conduct negotiations than collective labour agreement. They are not a subject
to a complicated registration procedures under the State Labour Inspectorate supervision.
Other collective agreements can be classified as a labour law source when they are based
on the statutory regulations and regulate rights and obligations of the parties to the employment
relation. The subject-matter agreements create a flexible solution which support
homeostasis in the labour relations.