Business Days in September 2025 for Spain
September 2025 has 22 días laborables under the Spanish national holiday calendar. September 2025 contains no Spanish national holidays on a weekday. The month covers 30 calendar days, of which 8 are sábado and domingo. That count drives invoice cycles, payroll runs, and any contract that defines deadlines as a number of días laborables in Spain.
días laborables
22
Calendar Days
30
Weekend Days
8
días festivos
0
Work Weeks
4.4
| Mon | Tue | Wed | Thu | Fri | Sat | Sun |
|---|---|---|---|---|---|---|
1 | 2 | 3 | 4 | 5 | 6 wknd | 7 wknd |
8 | 9 | 10 | 11 | 12 | 13 wknd | 14 wknd |
15 | 16 | 17 | 18 | 19 | 20 wknd | 21 wknd |
22 | 23 | 24 | 25 | 26 | 27 wknd | 28 wknd |
29 | 30 |
días festivos in September 2025
No Spanish national holidays fall on a weekday in September 2025, so banks and Spain financial markets keep their regular schedule for the entire month.
Spain September deadlines
Modelo 111 for August is due September 20. Q3 audit fieldwork begins for December year-end companies. The ECB September rate decision and quarterly projections land in the second week. Corporate AGM season for many entities falls in the second half.
Day-of-Week Distribution
The count of each weekday in September 2025. Useful for shift scheduling, weekly recurring billing, and any rota that depends on a specific day of the week landing in-month.
| Day | Count |
|---|---|
| Monday | 5 |
| Tuesday | 5 |
| Wednesday | 4 |
| Thursday | 4 |
| Friday | 4 |
| Saturday | 4 |
| Sunday | 4 |
Spain reporting cycles and business-day rules
Spanish business-day cycles align with AEAT Modelo 111 (employer monthly IRPF withholding) deposit on the 20th of the following month, Modelo 303 (IVA) on the 20th (or 30th for annual filers), and the IRPF Renta personal income tax filing window typically April through June. The Banco de España operates TARGET2 for euro wholesale settlement and SNCE/Iberpay for SEPA Credit Transfer cycles on bank business days. The Estatuto de los Trabajadores governs employment cycles. Modelo 200 (Impuesto sobre Sociedades, corporate tax) is due by July 25 for calendar-year entities. Regional fiestas vary by Comunidad Autónoma.
September 2025 días laborables compared by country
Working-day counts vary across countries because each country observes its own public holidays. The table below puts Spain alongside the other ten supported holiday calendars for September 2025.
| Country | Business Days | Holidays this month |
|---|---|---|
| 🇺🇸United States | 21 | Labor Day |
| 🇬🇧United Kingdom | 22 | None |
| 🇨🇦Canada | 20 | Labour Day, National Day for Truth and Reconciliation |
| 🇦🇺Australia | 22 | None |
| 🇮🇳India | 22 | None |
| 🇵🇭Philippines | 22 | None |
| 🇫🇷France | 22 | None |
| 🇩🇪Germany | 22 | None |
| 🇯🇵Japan | 20 | Respect for the Aged Day, Autumnal Equinox Day |
| 🇲🇽Mexico | 21 | Día de la Independencia |
| 🇸🇬Singapore | 22 | None |
How September 2025 compares year over year
September 2024 had 21 días laborables, so September 2025 has 1 more working day year over year. On the surrounding months, August 2025 has 20 días laborables and October 2025 has 23. Looking forward, September 2026 has 22 días laborables under the same Spanish national holiday calendar.
Using this calculator in Spain
A Madrid corporate treasurer uses the 22-day September 2025 count to align Banco de España TARGET2 settlement with AEAT Modelo 111 (employer IRPF withholding) on the 20th and Modelo 303 (IVA) on the 20th or 30th. A Barcelona law firm uses días laborables to track Ley General Tributaria recurso de reposición windows and SS/Seguridad Social remittance cycles. A Valencia consulting firm uses business-day math to align Modelo 130 (autónomos quarterly IRPF) and Modelo 200 (Impuesto sobre Sociedades) corporate tax deadlines.
For informational purposes only
This calculator provides general estimates based on business day counting rules. It does not constitute legal advice. Deadlines in legal, regulatory, or contractual matters may be subject to jurisdiction-specific rules, court orders, or statutory exceptions. Always verify critical deadlines with a qualified professional.