Language of document :

Request for a preliminary ruling from the Cour du travail de Mons (Belgium) lodged on 21 June 2021 – Ville de Mons, Zone de secours Hainaut – Centre v RM

(Case C-377/21)

Language of the case: French

Referring court

Cour du travail de Mons

Parties to the main proceedings

Appellants, defendants in the original proceedings: Ville de Mons, Zone de secours Hainaut – Centre

Respondent, applicant in the original proceedings: RM

Question referred

Is Clause 4 of the Framework Agreement implemented by Council Directive 97/81/EC of 15 December 1997 concerning the Framework Agreement on part-time work concluded by UNICE, CEEP and the ETUC 1 to be interpreted as not precluding national legislation which, for the calculation of the salary of professional firefighters employed on a full-time basis, accredits, in respect of the length of service for financial purposes, the services provided on a part-time basis as a volunteer firefighter according to the volume of work, that is to say the duration of the services actually provided, in line with the principle of ‘pro rata temporis’, and not according to the period over which the services were provided?

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1 OJ 1998 L 14, p. 9.