Every Bundesministerium für Finanzen (BMF) tax deadline explained in plain English — VAT, corporate tax, personal income tax, social security, and more. Covers key filing and payment dates required by the EU VAT Directive and national tax laws.
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Nov 2, 2026 · in 8 days
EC Sales List (Zusammenfassende Meldung, U13) — September 2026
Businesses that made intra-Community supplies of goods or cross-border B2B services in September 2026 file the recapitulative statement via FinanzOnline by the end of the following month. Quarterly VAT filers report per calendar quarter, by the end of the month after the quarter.
Add these dates to your calendar (.ics)Monthly filers (prior-year turnover above €100,000) file the VAT advance return for November 2025 through FinanzOnline and pay the VAT due by this date. Quarterly filers (turnover up to €100,000) file only on 15 February, May, August and November.
Employers pay the wage tax withheld from December 2025 salaries, the employer contribution to the family allowance fund (DB) and its surcharge (DZ) to the tax office, and the 3% municipal tax (Kommunalsteuer) to the municipality.
Employers submit the monthly contribution basis report (mBGM) for December 2025 to the Austrian Health Insurance Fund (ÖGK) and pay the employee and employer social security contributions.
Businesses that made intra-Community supplies of goods or cross-border B2B services in December 2025 file the recapitulative statement via FinanzOnline by the end of the following month. Quarterly VAT filers report per calendar quarter, by the end of the month after the quarter.
Monthly filers (prior-year turnover above €100,000) file the VAT advance return for December 2025 through FinanzOnline and pay the VAT due by this date. Quarterly filers (turnover up to €100,000) file and pay for Q4 2025 on the same day.
Employers pay the wage tax withheld from January 2026 salaries, the employer contribution to the family allowance fund (DB) and its surcharge (DZ) to the tax office, and the 3% municipal tax (Kommunalsteuer) to the municipality.
Employers submit the monthly contribution basis report (mBGM) for January 2026 to the Austrian Health Insurance Fund (ÖGK) and pay the employee and employer social security contributions.
Companies pay a quarter of the corporate income tax prepayment set in their latest prepayment notice (at least the quarterly minimum corporate tax) for 2026.
Self-employed people and others with an income tax prepayment notice pay a quarter of the prepayment set for 2026.
Businesses that made intra-Community supplies of goods or cross-border B2B services in January 2026 file the recapitulative statement via FinanzOnline by the end of the following month. Quarterly VAT filers report per calendar quarter, by the end of the month after the quarter.
Employers transmit the annual payslip (L16) for each employee for 2025 to the tax office electronically by the end of February (§ 84 EStG); the paper deadline was the end of January.
Monthly filers (prior-year turnover above €100,000) file the VAT advance return for January 2026 through FinanzOnline and pay the VAT due by this date. Quarterly filers (turnover up to €100,000) file only on 15 February, May, August and November.
Employers pay the wage tax withheld from February 2026 salaries, the employer contribution to the family allowance fund (DB) and its surcharge (DZ) to the tax office, and the 3% municipal tax (Kommunalsteuer) to the municipality.
Employers submit the monthly contribution basis report (mBGM) for February 2026 to the Austrian Health Insurance Fund (ÖGK) and pay the employee and employer social security contributions.
Businesses that made intra-Community supplies of goods or cross-border B2B services in February 2026 file the recapitulative statement via FinanzOnline by the end of the following month. Quarterly VAT filers report per calendar quarter, by the end of the month after the quarter.
Employers file the annual municipal tax return for 2025 electronically via FinanzOnline, showing the payroll base per municipality (§ 11(4) KommStG).
Monthly filers (prior-year turnover above €100,000) file the VAT advance return for February 2026 through FinanzOnline and pay the VAT due by this date. Quarterly filers (turnover up to €100,000) file only on 15 February, May, August and November.
Employers pay the wage tax withheld from March 2026 salaries, the employer contribution to the family allowance fund (DB) and its surcharge (DZ) to the tax office, and the 3% municipal tax (Kommunalsteuer) to the municipality.
Employers submit the monthly contribution basis report (mBGM) for March 2026 to the Austrian Health Insurance Fund (ÖGK) and pay the employee and employer social security contributions.
Businesses that made intra-Community supplies of goods or cross-border B2B services in March 2026 file the recapitulative statement via FinanzOnline by the end of the following month. Quarterly VAT filers report per calendar quarter, by the end of the month after the quarter.
Deadline for the 2025 annual VAT return where it is filed on paper (only if electronic filing is unreasonable); electronic filers have until 30 June. No payment falls due on this date — any balance is payable one month after the assessment notice.
Paper deadline for the 2025 income tax return of self-employed people, landlords and others obliged to file; filing through FinanzOnline extends it to 30 June. Returns prepared by a tax adviser may be filed later under the adviser quota.
Paper deadline for the 2025 corporate income tax return; in practice companies file through FinanzOnline by 30 June, and companies represented by a tax adviser may file later under the adviser quota.
Monthly filers (prior-year turnover above €100,000) file the VAT advance return for March 2026 through FinanzOnline and pay the VAT due by this date. Quarterly filers (turnover up to €100,000) file and pay for Q1 2026 on the same day.
Employers pay the wage tax withheld from April 2026 salaries, the employer contribution to the family allowance fund (DB) and its surcharge (DZ) to the tax office, and the 3% municipal tax (Kommunalsteuer) to the municipality.
Employers submit the monthly contribution basis report (mBGM) for April 2026 to the Austrian Health Insurance Fund (ÖGK) and pay the employee and employer social security contributions.
Companies pay a quarter of the corporate income tax prepayment set in their latest prepayment notice (at least the quarterly minimum corporate tax) for 2026.
Self-employed people and others with an income tax prepayment notice pay a quarter of the prepayment set for 2026.
Businesses that made intra-Community supplies of goods or cross-border B2B services in April 2026 file the recapitulative statement via FinanzOnline by the end of the following month. Quarterly VAT filers report per calendar quarter, by the end of the month after the quarter.
Monthly filers (prior-year turnover above €100,000) file the VAT advance return for April 2026 through FinanzOnline and pay the VAT due by this date. Quarterly filers (turnover up to €100,000) file only on 15 February, May, August and November.
Employers pay the wage tax withheld from May 2026 salaries, the employer contribution to the family allowance fund (DB) and its surcharge (DZ) to the tax office, and the 3% municipal tax (Kommunalsteuer) to the municipality.
Employers submit the monthly contribution basis report (mBGM) for May 2026 to the Austrian Health Insurance Fund (ÖGK) and pay the employee and employer social security contributions.
Businesses that made intra-Community supplies of goods or cross-border B2B services in May 2026 file the recapitulative statement via FinanzOnline by the end of the following month. Quarterly VAT filers report per calendar quarter, by the end of the month after the quarter.
Deadline for filing the 2025 annual VAT return electronically. It is a filing deadline only: no payment is due on this day, and any balance becomes payable one month after the assessment notice.
Deadline for filing the 2025 income tax return electronically. Taxpayers represented by a tax adviser can usually file later under the adviser quota (until 31 March 2027 at the latest).
Deadline for filing the 2025 corporate income tax return electronically (calendar-year companies). Companies represented by a tax adviser can usually file later under the adviser quota (until 31 March 2027 at the latest).
Monthly filers (prior-year turnover above €100,000) file the VAT advance return for May 2026 through FinanzOnline and pay the VAT due by this date. Quarterly filers (turnover up to €100,000) file only on 15 February, May, August and November.
Employers pay the wage tax withheld from June 2026 salaries, the employer contribution to the family allowance fund (DB) and its surcharge (DZ) to the tax office, and the 3% municipal tax (Kommunalsteuer) to the municipality.
Employers submit the monthly contribution basis report (mBGM) for June 2026 to the Austrian Health Insurance Fund (ÖGK) and pay the employee and employer social security contributions.
Businesses that made intra-Community supplies of goods or cross-border B2B services in June 2026 file the recapitulative statement via FinanzOnline by the end of the following month. Quarterly VAT filers report per calendar quarter, by the end of the month after the quarter.
Monthly filers (prior-year turnover above €100,000) file the VAT advance return for June 2026 through FinanzOnline and pay the VAT due by this date. Quarterly filers (turnover up to €100,000) file and pay for Q2 2026 on the same day.
Employers pay the wage tax withheld from July 2026 salaries, the employer contribution to the family allowance fund (DB) and its surcharge (DZ) to the tax office, and the 3% municipal tax (Kommunalsteuer) to the municipality.
Employers submit the monthly contribution basis report (mBGM) for July 2026 to the Austrian Health Insurance Fund (ÖGK) and pay the employee and employer social security contributions.
Companies pay a quarter of the corporate income tax prepayment set in their latest prepayment notice (at least the quarterly minimum corporate tax) for 2026.
Self-employed people and others with an income tax prepayment notice pay a quarter of the prepayment set for 2026.
Businesses that made intra-Community supplies of goods or cross-border B2B services in July 2026 file the recapitulative statement via FinanzOnline by the end of the following month. Quarterly VAT filers report per calendar quarter, by the end of the month after the quarter.
Monthly filers (prior-year turnover above €100,000) file the VAT advance return for July 2026 through FinanzOnline and pay the VAT due by this date. Quarterly filers (turnover up to €100,000) file only on 15 February, May, August and November.
Employers pay the wage tax withheld from August 2026 salaries, the employer contribution to the family allowance fund (DB) and its surcharge (DZ) to the tax office, and the 3% municipal tax (Kommunalsteuer) to the municipality.
Employers submit the monthly contribution basis report (mBGM) for August 2026 to the Austrian Health Insurance Fund (ÖGK) and pay the employee and employer social security contributions.
Businesses that made intra-Community supplies of goods or cross-border B2B services in August 2026 file the recapitulative statement via FinanzOnline by the end of the following month. Quarterly VAT filers report per calendar quarter, by the end of the month after the quarter.
Monthly filers (prior-year turnover above €100,000) file the VAT advance return for August 2026 through FinanzOnline and pay the VAT due by this date. Quarterly filers (turnover up to €100,000) file only on 15 February, May, August and November.
Employers pay the wage tax withheld from September 2026 salaries, the employer contribution to the family allowance fund (DB) and its surcharge (DZ) to the tax office, and the 3% municipal tax (Kommunalsteuer) to the municipality.
Employers submit the monthly contribution basis report (mBGM) for September 2026 to the Austrian Health Insurance Fund (ÖGK) and pay the employee and employer social security contributions.
Businesses that made intra-Community supplies of goods or cross-border B2B services in September 2026 file the recapitulative statement via FinanzOnline by the end of the following month. Quarterly VAT filers report per calendar quarter, by the end of the month after the quarter.
Monthly filers (prior-year turnover above €100,000) file the VAT advance return for September 2026 through FinanzOnline and pay the VAT due by this date. Quarterly filers (turnover up to €100,000) file and pay for Q3 2026 on the same day.
Employers pay the wage tax withheld from October 2026 salaries, the employer contribution to the family allowance fund (DB) and its surcharge (DZ) to the tax office, and the 3% municipal tax (Kommunalsteuer) to the municipality.
Employers submit the monthly contribution basis report (mBGM) for October 2026 to the Austrian Health Insurance Fund (ÖGK) and pay the employee and employer social security contributions.
Companies pay a quarter of the corporate income tax prepayment set in their latest prepayment notice (at least the quarterly minimum corporate tax) for 2026.
Self-employed people and others with an income tax prepayment notice pay a quarter of the prepayment set for 2026.
Businesses that made intra-Community supplies of goods or cross-border B2B services in October 2026 file the recapitulative statement via FinanzOnline by the end of the following month. Quarterly VAT filers report per calendar quarter, by the end of the month after the quarter.
Monthly filers (prior-year turnover above €100,000) file the VAT advance return for October 2026 through FinanzOnline and pay the VAT due by this date. Quarterly filers (turnover up to €100,000) file only on 15 February, May, August and November.
Employers pay the wage tax withheld from November 2026 salaries, the employer contribution to the family allowance fund (DB) and its surcharge (DZ) to the tax office, and the 3% municipal tax (Kommunalsteuer) to the municipality.
Employers submit the monthly contribution basis report (mBGM) for November 2026 to the Austrian Health Insurance Fund (ÖGK) and pay the employee and employer social security contributions.
Businesses that made intra-Community supplies of goods or cross-border B2B services in November 2026 file the recapitulative statement via FinanzOnline by the end of the following month. Quarterly VAT filers report per calendar quarter, by the end of the month after the quarter.
Monthly filers (prior-year turnover above €100,000) file the VAT advance return for November 2026 through FinanzOnline and pay the VAT due by this date. Quarterly filers (turnover up to €100,000) file only on 15 February, May, August and November.
Employers pay the wage tax withheld from December 2026 salaries, the employer contribution to the family allowance fund (DB) and its surcharge (DZ) to the tax office, and the 3% municipal tax (Kommunalsteuer) to the municipality.
Employers submit the monthly contribution basis report (mBGM) for December 2026 to the Austrian Health Insurance Fund (ÖGK) and pay the employee and employer social security contributions.
Businesses that made intra-Community supplies of goods or cross-border B2B services in December 2026 file the recapitulative statement via FinanzOnline by the end of the following month. Quarterly VAT filers report per calendar quarter, by the end of the month after the quarter.
Monthly filers (prior-year turnover above €100,000) file the VAT advance return for December 2026 through FinanzOnline and pay the VAT due by this date. Quarterly filers (turnover up to €100,000) file and pay for Q4 2026 on the same day.
Employers pay the wage tax withheld from January 2027 salaries, the employer contribution to the family allowance fund (DB) and its surcharge (DZ) to the tax office, and the 3% municipal tax (Kommunalsteuer) to the municipality.
Employers submit the monthly contribution basis report (mBGM) for January 2027 to the Austrian Health Insurance Fund (ÖGK) and pay the employee and employer social security contributions.
Companies pay a quarter of the corporate income tax prepayment set in their latest prepayment notice (at least the quarterly minimum corporate tax) for 2027.
Self-employed people and others with an income tax prepayment notice pay a quarter of the prepayment set for 2027.
Businesses that made intra-Community supplies of goods or cross-border B2B services in January 2027 file the recapitulative statement via FinanzOnline by the end of the following month. Quarterly VAT filers report per calendar quarter, by the end of the month after the quarter.
Employers transmit the annual payslip (L16) for each employee for 2026 to the tax office electronically by the end of February (§ 84 EStG); the paper deadline was the end of January.
Monthly filers (prior-year turnover above €100,000) file the VAT advance return for January 2027 through FinanzOnline and pay the VAT due by this date. Quarterly filers (turnover up to €100,000) file only on 15 February, May, August and November.
Employers pay the wage tax withheld from February 2027 salaries, the employer contribution to the family allowance fund (DB) and its surcharge (DZ) to the tax office, and the 3% municipal tax (Kommunalsteuer) to the municipality.
Employers submit the monthly contribution basis report (mBGM) for February 2027 to the Austrian Health Insurance Fund (ÖGK) and pay the employee and employer social security contributions.
Businesses that made intra-Community supplies of goods or cross-border B2B services in February 2027 file the recapitulative statement via FinanzOnline by the end of the following month. Quarterly VAT filers report per calendar quarter, by the end of the month after the quarter.
Employers file the annual municipal tax return for 2026 electronically via FinanzOnline, showing the payroll base per municipality (§ 11(4) KommStG).
Monthly filers (prior-year turnover above €100,000) file the VAT advance return for February 2027 through FinanzOnline and pay the VAT due by this date. Quarterly filers (turnover up to €100,000) file only on 15 February, May, August and November.
Employers pay the wage tax withheld from March 2027 salaries, the employer contribution to the family allowance fund (DB) and its surcharge (DZ) to the tax office, and the 3% municipal tax (Kommunalsteuer) to the municipality.
Employers submit the monthly contribution basis report (mBGM) for March 2027 to the Austrian Health Insurance Fund (ÖGK) and pay the employee and employer social security contributions.
Businesses that made intra-Community supplies of goods or cross-border B2B services in March 2027 file the recapitulative statement via FinanzOnline by the end of the following month. Quarterly VAT filers report per calendar quarter, by the end of the month after the quarter.
Deadline for the 2026 annual VAT return where it is filed on paper (only if electronic filing is unreasonable); electronic filers have until 30 June. No payment falls due on this date — any balance is payable one month after the assessment notice. Dates follow § 134 BAO; the BMF has not yet published its 2027 calendar.
Paper deadline for the 2026 income tax return of self-employed people, landlords and others obliged to file; filing through FinanzOnline extends it to 30 June. Returns prepared by a tax adviser may be filed later under the adviser quota. Dates follow § 134 BAO; the BMF has not yet published its 2027 calendar.
Paper deadline for the 2026 corporate income tax return; in practice companies file through FinanzOnline by 30 June, and companies represented by a tax adviser may file later under the adviser quota. Dates follow § 134 BAO; the BMF has not yet published its 2027 calendar.
Monthly filers (prior-year turnover above €100,000) file the VAT advance return for March 2027 through FinanzOnline and pay the VAT due by this date. Quarterly filers (turnover up to €100,000) file and pay for Q1 2027 on the same day.
Employers pay the wage tax withheld from April 2027 salaries, the employer contribution to the family allowance fund (DB) and its surcharge (DZ) to the tax office, and the 3% municipal tax (Kommunalsteuer) to the municipality.
Employers submit the monthly contribution basis report (mBGM) for April 2027 to the Austrian Health Insurance Fund (ÖGK) and pay the employee and employer social security contributions.
Companies pay a quarter of the corporate income tax prepayment set in their latest prepayment notice (at least the quarterly minimum corporate tax) for 2027.
Self-employed people and others with an income tax prepayment notice pay a quarter of the prepayment set for 2027.
Businesses that made intra-Community supplies of goods or cross-border B2B services in April 2027 file the recapitulative statement via FinanzOnline by the end of the following month. Quarterly VAT filers report per calendar quarter, by the end of the month after the quarter.
Monthly filers (prior-year turnover above €100,000) file the VAT advance return for April 2027 through FinanzOnline and pay the VAT due by this date. Quarterly filers (turnover up to €100,000) file only on 15 February, May, August and November.
Employers pay the wage tax withheld from May 2027 salaries, the employer contribution to the family allowance fund (DB) and its surcharge (DZ) to the tax office, and the 3% municipal tax (Kommunalsteuer) to the municipality.
Employers submit the monthly contribution basis report (mBGM) for May 2027 to the Austrian Health Insurance Fund (ÖGK) and pay the employee and employer social security contributions.
Businesses that made intra-Community supplies of goods or cross-border B2B services in May 2027 file the recapitulative statement via FinanzOnline by the end of the following month. Quarterly VAT filers report per calendar quarter, by the end of the month after the quarter.
Deadline for filing the 2026 annual VAT return electronically. It is a filing deadline only: no payment is due on this day, and any balance becomes payable one month after the assessment notice. Dates follow § 134 BAO; the BMF has not yet published its 2027 calendar.
Deadline for filing the 2026 income tax return electronically. Taxpayers represented by a tax adviser can usually file later under the adviser quota (until 31 March 2028 at the latest). Dates follow § 134 BAO; the BMF has not yet published its 2027 calendar.
Deadline for filing the 2026 corporate income tax return electronically (calendar-year companies). Companies represented by a tax adviser can usually file later under the adviser quota (until 31 March 2028 at the latest). Dates follow § 134 BAO; the BMF has not yet published its 2027 calendar.
Monthly filers (prior-year turnover above €100,000) file the VAT advance return for May 2027 through FinanzOnline and pay the VAT due by this date. Quarterly filers (turnover up to €100,000) file only on 15 February, May, August and November.
Employers pay the wage tax withheld from June 2027 salaries, the employer contribution to the family allowance fund (DB) and its surcharge (DZ) to the tax office, and the 3% municipal tax (Kommunalsteuer) to the municipality.
Employers submit the monthly contribution basis report (mBGM) for June 2027 to the Austrian Health Insurance Fund (ÖGK) and pay the employee and employer social security contributions.
Businesses that made intra-Community supplies of goods or cross-border B2B services in June 2027 file the recapitulative statement via FinanzOnline by the end of the following month. Quarterly VAT filers report per calendar quarter, by the end of the month after the quarter.
Monthly filers (prior-year turnover above €100,000) file the VAT advance return for June 2027 through FinanzOnline and pay the VAT due by this date. Quarterly filers (turnover up to €100,000) file and pay for Q2 2027 on the same day.
Employers pay the wage tax withheld from July 2027 salaries, the employer contribution to the family allowance fund (DB) and its surcharge (DZ) to the tax office, and the 3% municipal tax (Kommunalsteuer) to the municipality.
Employers submit the monthly contribution basis report (mBGM) for July 2027 to the Austrian Health Insurance Fund (ÖGK) and pay the employee and employer social security contributions.
Companies pay a quarter of the corporate income tax prepayment set in their latest prepayment notice (at least the quarterly minimum corporate tax) for 2027.
Self-employed people and others with an income tax prepayment notice pay a quarter of the prepayment set for 2027.
Businesses that made intra-Community supplies of goods or cross-border B2B services in July 2027 file the recapitulative statement via FinanzOnline by the end of the following month. Quarterly VAT filers report per calendar quarter, by the end of the month after the quarter.
Monthly filers (prior-year turnover above €100,000) file the VAT advance return for July 2027 through FinanzOnline and pay the VAT due by this date. Quarterly filers (turnover up to €100,000) file only on 15 February, May, August and November.
Employers pay the wage tax withheld from August 2027 salaries, the employer contribution to the family allowance fund (DB) and its surcharge (DZ) to the tax office, and the 3% municipal tax (Kommunalsteuer) to the municipality.
Employers submit the monthly contribution basis report (mBGM) for August 2027 to the Austrian Health Insurance Fund (ÖGK) and pay the employee and employer social security contributions.
Businesses that made intra-Community supplies of goods or cross-border B2B services in August 2027 file the recapitulative statement via FinanzOnline by the end of the following month. Quarterly VAT filers report per calendar quarter, by the end of the month after the quarter.
Monthly filers (prior-year turnover above €100,000) file the VAT advance return for August 2027 through FinanzOnline and pay the VAT due by this date. Quarterly filers (turnover up to €100,000) file only on 15 February, May, August and November.
Employers pay the wage tax withheld from September 2027 salaries, the employer contribution to the family allowance fund (DB) and its surcharge (DZ) to the tax office, and the 3% municipal tax (Kommunalsteuer) to the municipality.
Employers submit the monthly contribution basis report (mBGM) for September 2027 to the Austrian Health Insurance Fund (ÖGK) and pay the employee and employer social security contributions.
Businesses that made intra-Community supplies of goods or cross-border B2B services in September 2027 file the recapitulative statement via FinanzOnline by the end of the following month. Quarterly VAT filers report per calendar quarter, by the end of the month after the quarter.
Monthly filers (prior-year turnover above €100,000) file the VAT advance return for September 2027 through FinanzOnline and pay the VAT due by this date. Quarterly filers (turnover up to €100,000) file and pay for Q3 2027 on the same day.
Employers pay the wage tax withheld from October 2027 salaries, the employer contribution to the family allowance fund (DB) and its surcharge (DZ) to the tax office, and the 3% municipal tax (Kommunalsteuer) to the municipality.
Employers submit the monthly contribution basis report (mBGM) for October 2027 to the Austrian Health Insurance Fund (ÖGK) and pay the employee and employer social security contributions.
Companies pay a quarter of the corporate income tax prepayment set in their latest prepayment notice (at least the quarterly minimum corporate tax) for 2027.
Self-employed people and others with an income tax prepayment notice pay a quarter of the prepayment set for 2027.
Businesses that made intra-Community supplies of goods or cross-border B2B services in October 2027 file the recapitulative statement via FinanzOnline by the end of the following month. Quarterly VAT filers report per calendar quarter, by the end of the month after the quarter.
Monthly filers (prior-year turnover above €100,000) file the VAT advance return for October 2027 through FinanzOnline and pay the VAT due by this date. Quarterly filers (turnover up to €100,000) file only on 15 February, May, August and November.
Employers pay the wage tax withheld from November 2027 salaries, the employer contribution to the family allowance fund (DB) and its surcharge (DZ) to the tax office, and the 3% municipal tax (Kommunalsteuer) to the municipality.
Employers submit the monthly contribution basis report (mBGM) for November 2027 to the Austrian Health Insurance Fund (ÖGK) and pay the employee and employer social security contributions.
Businesses that made intra-Community supplies of goods or cross-border B2B services in November 2027 file the recapitulative statement via FinanzOnline by the end of the following month. Quarterly VAT filers report per calendar quarter, by the end of the month after the quarter.
Browse the main tax categories for Austria. Each category includes key forms and filing requirements.
128 deadlines in the 2026–2027 calendar, by tax type.
Counted from the dates listed on this page. Your own filing frequency depends on turnover, registration and scheme — confirm it with Bundesministerium für Finanzen (BMF).
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This tax calendar is provided as a reference guide. Deadlines may change due to legislative changes or Bundesministerium für Finanzen (BMF) announcements. Always verify with the {authority} website or a qualified tax professional. Bundesministerium für Finanzen (BMF) website.
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Why this matters: missed dates can lead to late filing charges, interest, loss of a relief or an avoidable compliance review. This page is a planning aid, not a legal determination. It was last content-reviewed on 2026-10-09; verify the live rule with Bundesministerium für Finanzen (BMF) before acting.
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