Congé Naissance 2026

Congé Naissance 2026 is the reference calculator for the new French supplementary birth leave created by LFSS 2026 (Law n° 2025-1403 of December 30, 2025), effective July 1, 2026.

The app uses the official CPAM calculation method (daily salary base × 70% first month, 60% second), capped at PMSS 2026 (€4,005). Designed for parents who want an exact estimate before filing their CPAM application.

———————————————————— 4 CALCULATORS ————————————————————

• My Allowance — Calculate your month-by-month allowance based on gross salary, status (non-executive, executive, public sector), and duration (1 or 2 months).

• Couple Simulation — Estimate the combined allowances of both parents and receive a recommendation on optimal leave distribution to minimize household income loss.

• PreParE Comparison — Side-by-side comparison between the new birth leave and the existing PreParE (shared child education benefit).

• Timeline (Premium) — Visualize the complete timeline of your leave on a Gantt chart: maternity/paternity, supplementary leave, PreParE. Identify key dates: employer notice, application deadline.

———————————————————— LEGAL ACCURACY ————————————————————

• Official 2026 parameters: PMSS €4,005, IJSS max €104.02/day, CPAM deduction 21% • Exact CPAM formula: SJR × (1 − 21%) × LFSS coefficient × 30.42 • Configurable duration: 1 or 2 months per parent • Employer notice 30 days — or 15 days if leave immediately follows paternity • Transitional period: births between January 1 and June 30, 2026, application possible until March 31, 2027 • Birth leave: 3 working days (French Labor Code art. L.3142-1)

———————————————————— PRIVACY ————————————————————

• 100% of calculations performed locally on your device • No personal data collected, no account required • History stored only on your device • GDPR compliant

———————————————————— PREMIUM ————————————————————

One-time €4.99 purchase — no subscription. Premium unlocks: • Complete visual timeline (Gantt chart) • Important dates highlighted • Ad-free experience • Extended sharing of the timeline

———————————————————— IMPORTANT ————————————————————

The simulations provided are indicative. Final amounts are determined by the CPAM based on your personal situation and forthcoming implementing decrees. For official information, consult your employer, CPAM, or a social law professional.

Sources: Law n° 2025-1403 of December 30, 2025 (LFSS 2026), Health Insurance (ameli.fr), CAF (caf.fr), URSSAF (2026 parameters), Service-Public.fr (French Labor Code).

App developed by Cosmic Production d.o.o. (Split, Croatia). No official affiliation with CPAM, CAF, or French public services.