Our Monthly Dose of Employment Law on current case law deals in its third issue of 2026 with the decisions:
German Federal Labour Court (Bundesarbeitsgericht, BAG), Judgment of 26 November 2025, 5 AZR 118/23
In its judgment of 26 November 2025 (5 AZR 118/23), the BAG held that collectively agreed provisions on overtime premiums violate the prohibition of discrimination under Section 4(1) of the German Part-Time and Fixed-Term Employment Act (Teilzeitbefristungsgesetz, TzBfG) if part-time employees receive premiums only once they reach the same weekly working hours as full-time employees. The decision was rendered against the background of the fundamental case law of the German Federal Constitutional Court (Bundesverfassungsgericht, BVerfG, judgement of 11 December 2024, 1 BvR 1109/21, 1 BvR 1422/23) concerning constitutional equality review of collective bargaining agreements and further specifies the requirements for the non-discriminatory design of collectively agreed premium provisions for part-time employees. The judgment also builds on the recent case law of the European Court of Justice (ECJ) concerning the equal treatment of part-time and full-time employees.
Facts of the Case
Reasons for the Decision
The BAG upheld the claimant’s appeal and set aside the judgment of the Higher Labour Court (LAG) of Nuremberg.
Implications for Practice
The decision is of considerable practical relevance beyond the specific collective agreement at issue.
Employers should review collective bargaining, company-level and contractual premium schemes to determine whether they take appropriate account of part-time employees on a proportional basis. Uniform thresholds for overtime premiums may violate Section 4(1) TzBfG where they result in part-time employees receiving a premium only after having incurred a disproportionately greater additional workload relative to their agreed working time.
Particularly affected are sectors characterised by flexible working-time models, working-time accounts, shift systems and logistics operations. The decision is also likely to trigger a review of numerous existing premium systems and to further refine the requirements for the non-discriminatory design of overtime arrangements.
At the same time, the judgment demonstrates that, although the discretion of the collective bargaining parties emphasised by the Federal Constitutional Court must be respected, collective bargaining provisions remain subject to the mandatory requirements of part-time employment law and to the equal-treatment principles of European Union law. The decision therefore forms part of the current development in case law which, on the one hand, strengthens collective bargaining autonomy while, on the other hand, consistently remedies disadvantages suffered by part-time employees.
Lower Saxony Higher Labour Court (LAG Niedersachsen), Judgment of 12 January 2026, 4 SLa 454/25
In its judgment of 12 January 2026 (4 SLa 454/25), the Lower Saxony Higher Labour Court held that the assignment of a different position is no longer covered by the employer’s managerial prerogative (Direktionsrecht) pursuant to Section 106 Sentence 1 of the German Trade Regulation Act (GewO) if, despite retaining the same job title, the new role is in fact significantly less valuable.
Facts of the Case
Reasons for the Decision
The Lower Saxony Higher Labour Court ruled in favour of the claimant and held that the assignment of the new area of responsibility was not covered by the employer’s managerial prerogative. Rather, the assignment constituted an amendment of the employment contract.
Implications for Practice
Although the court’s reasoning is not entirely convincing throughout, the decision highlights the importance for employers of carefully assessing the permissible scope of the managerial prerogative when intending to change an employee’s duties or function by way of managerial instruction.
The employee’s actual duties are decisive, rather than the formal title of the position. Particular importance must be attached to the extent of managerial, personnel, operational and budgetary responsibility, as well as the employee’s actual position within the corporate hierarchy.
Where a labour court determines that the assignment of different duties was invalid, the last valid specification of the employee’s duty to work remains controlling until replaced by a new valid instruction.
If the employee’s sphere of responsibility is permanently and materially reduced, the reassignment may fall outside the scope of the managerial prerogative. In such circumstances, a consensual amendment to the employment contract or, where appropriate, a dismissal with an offer of altered terms of employment (Änderungskündigung) may be required in order to establish the desired new status quo.
BAG Judgment of 30 October 2025, 2 AZR 160/24
In its judgment of 30 October 2025 (2 AZR 160/24), the BAG held that there are no fixed standard values for the duration of a probationary period in fixed-term employment relationships within the meaning of Section 15(3) TzBfG, and that the proportionality of such probationary periods must always be assessed on a case-by-case basis.
Facts of the Case
Reasons for the Decision
The BAG held that the duration of the probationary period was appropriate in the circumstances of the case and that the dismissal had validly terminated the employment relationship.
- The probationary period is a period during which the employee’s suitability for the position is assessed and is based on an agreement between the parties.
- The waiting period, by contrast, regulates the six-month period during which the KSchG does not yet apply. It constitutes a legal prerequisite for the commencement of statutory dismissal protection.
Implications for Practice
Employers may determine the duration of probationary periods individually, but must always take into account the specific position and the actual onboarding requirements of the role. There are no fixed percentages by which the permissibility of a probationary period can be assessed.
The decision also makes clear that the courts may not develop fixed benchmark values but must instead conduct a comprehensive assessment of the individual circumstances of each case.
Careful documentation of onboarding requirements, training programmes and induction phases will facilitate demonstrating the appropriateness of the duration of a probationary period in subsequent disputes concerning dismissals during probation.
BSG Judgment of 13 November 2025, B 12 BA 8/24 R
The BSG was called upon to determine whether the statutory minimum wage claim may, for social security purposes, be satisfied through the provision of a company vehicle or whether the minimum wage must necessarily be paid as a monetary benefit and therefore remain relevant for the calculation of social security contributions irrespective of any benefits in kind granted.
Facts of the Case
Reasons for the Decision
Implications for Practice
By this judgment, the BSG confirms the established case law of the Federal Labour Court concerning the requirement that the statutory minimum wage be satisfied by a monetary payment.
Employers must ensure that at least the applicable statutory minimum wage is paid in cash. Benefits in kind—such as the private use of a company vehicle—cannot, as a general rule, satisfy the statutory minimum wage claim.
For payroll administration, the decision means that where the minimum wage paid in money falls below the statutory minimum, social security contributions must subsequently be assessed on the statutory minimum wage amount. Employers should in particular review remuneration models under which employees are compensated wholly or predominantly through benefits in kind.
Failure to do so may result in substantial social security contribution claims in the course of company audits.
Labour Court of Nuremberg (ArbG Nürnberg), Decision of 15 January 2026, 9 BVGa 3/26
By decision of 15 January 2026 (9 BVGa 3/26), the Labour Court of Nuremberg further specified the protections afforded under works constitution law to dismissed employees in the period leading up to works council elections. The court affirmed that a dismissed candidate for election to the works council has a right, derived from the passive right to stand for election and the prohibition of election interference (Section 20 of the Works Constitution Act – BetrVG), to time-limited access to the workplace for the purpose of election campaigning. At the same time, the court clarified that this right does not extend to the use of the employer’s electronic communication systems.
Facts of the Case
Reasons for the Decision
Implications for Practice
The decision highlights important considerations for employers regarding the treatment of dismissed election candidates in connection with works council elections. Employers cannot simply rely on their domiciliary rights where doing so would prevent or materially hinder the effective exercise of a candidate’s passive electoral rights.
Where an employer dismisses an employee who is standing for election, that individual generally remains eligible for election as long as a dismissal protection claim has been brought in due time and no final and binding decision has yet been rendered. In such circumstances, a right to time-limited access to the workplace for election campaigning may exist.
At the same time, the decision illustrates the limits of this protection. The prohibition of election interference does not give rise to a general right to use the employer’s IT systems or internal communication platforms. Employers retain control over their digital communication channels, provided that they administer those channels neutrally and in a non-discriminatory manner vis-à-vis all election candidates
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