15 September 2026 Lithuania corporate income tax (Pelno mokesčio įstatymas) Lithuania: advance corporate income tax payment (FR0430), due quarterly by the 15th Recurring 15 September 2026 Lithuania GPM (personal income tax) monthly declaration Lithuania: monthly income tax declaration (GPM313) due by the 15th Recurring 15 September 2026 Lithuania Sodra employer report and social insurance contributions Lithuania: Sodra report (SAM) and social insurance contribution payment due by the 15th Recurring 20 September 2026 Lithuania i.SAF VAT invoice register Lithuania: i.SAF VAT invoice register submission due by the 20th Recurring 25 September 2026 Lithuania PVM (VAT) return Lithuania: VAT (PVM) return (FR0600) and payment due by the 25th Recurring 15 October 2026 Lithuania GPM (personal income tax) monthly declaration Lithuania: monthly income tax declaration (GPM313) due by the 15th Recurring 15 October 2026 Lithuania Sodra employer report and social insurance contributions Lithuania: Sodra report (SAM) and social insurance contribution payment due by the 15th Recurring 20 October 2026 Lithuania i.SAF VAT invoice register Lithuania: i.SAF VAT invoice register submission due by the 20th Recurring 25 October 2026 Lithuania PVM (VAT) return Lithuania: VAT (PVM) return (FR0600) and payment due by the 25th Recurring 15 November 2026 Lithuania GPM (personal income tax) monthly declaration Lithuania: monthly income tax declaration (GPM313) due by the 15th Recurring 15 November 2026 Lithuania Sodra employer report and social insurance contributions Lithuania: Sodra report (SAM) and social insurance contribution payment due by the 15th Recurring 20 November 2026 Lithuania i.SAF VAT invoice register Lithuania: i.SAF VAT invoice register submission due by the 20th Recurring 25 November 2026 Lithuania PVM (VAT) return Lithuania: VAT (PVM) return (FR0600) and payment due by the 25th Recurring 2 December 2026 Platform Work Directive Platform Work Directive: presumption of employment and algorithmic-management rules must apply nationally 15 December 2026 Lithuania corporate income tax (Pelno mokesčio įstatymas) Lithuania: advance corporate income tax payment (FR0430), due quarterly by the 15th Recurring 15 December 2026 Lithuania GPM (personal income tax) monthly declaration Lithuania: monthly income tax declaration (GPM313) due by the 15th Recurring 15 December 2026 Lithuania Sodra employer report and social insurance contributions Lithuania: Sodra report (SAM) and social insurance contribution payment due by the 15th Recurring 20 December 2026 Lithuania i.SAF VAT invoice register Lithuania: i.SAF VAT invoice register submission due by the 20th Recurring 25 December 2026 Lithuania PVM (VAT) return Lithuania: VAT (PVM) return (FR0600) and payment due by the 25th Recurring 1 January 2027 Lithuania minimum wage (MMA) Lithuania: 2027 minimum monthly wage (MMA) confirmed at €1,245 15 January 2027 Lithuania GPM (personal income tax) monthly declaration Lithuania: monthly income tax declaration (GPM313) due by the 15th Recurring 15 January 2027 Lithuania Sodra employer report and social insurance contributions Lithuania: Sodra report (SAM) and social insurance contribution payment due by the 15th Recurring 20 January 2027 Lithuania i.SAF VAT invoice register Lithuania: i.SAF VAT invoice register submission due by the 20th Recurring 25 January 2027 Lithuania PVM (VAT) return Lithuania: VAT (PVM) return (FR0600) and payment due by the 25th Recurring 15 February 2027 Lithuania GPM (personal income tax) monthly declaration Lithuania: monthly income tax declaration (GPM313) due by the 15th Recurring 15 February 2027 Lithuania Sodra employer report and social insurance contributions Lithuania: Sodra report (SAM) and social insurance contribution payment due by the 15th Recurring 15 February 2027 Lithuania GPM (annual report of income paid to individuals) Lithuania: annual report of income paid to individuals (GPM312), due 15 February Recurring 20 February 2027 Lithuania i.SAF VAT invoice register Lithuania: i.SAF VAT invoice register submission due by the 20th Recurring 25 February 2027 Lithuania PVM (VAT) return Lithuania: VAT (PVM) return (FR0600) and payment due by the 25th Recurring 15 March 2027 Lithuania corporate income tax (Pelno mokesčio įstatymas) Lithuania: advance corporate income tax payment (FR0430), due quarterly by the 15th Recurring 15 March 2027 Lithuania GPM (personal income tax) monthly declaration Lithuania: monthly income tax declaration (GPM313) due by the 15th Recurring 15 March 2027 Lithuania Sodra employer report and social insurance contributions Lithuania: Sodra report (SAM) and social insurance contribution payment due by the 15th Recurring 20 March 2027 Lithuania i.SAF VAT invoice register Lithuania: i.SAF VAT invoice register submission due by the 20th Recurring 25 March 2027 Lithuania PVM (VAT) return Lithuania: VAT (PVM) return (FR0600) and payment due by the 25th Recurring 15 April 2027 Lithuania GPM (personal income tax) monthly declaration Lithuania: monthly income tax declaration (GPM313) due by the 15th Recurring 15 April 2027 Lithuania Sodra employer report and social insurance contributions Lithuania: Sodra report (SAM) and social insurance contribution payment due by the 15th Recurring 20 April 2027 Lithuania i.SAF VAT invoice register Lithuania: i.SAF VAT invoice register submission due by the 20th Recurring 25 April 2027 Lithuania PVM (VAT) return Lithuania: VAT (PVM) return (FR0600) and payment due by the 25th Recurring 15 May 2027 Lithuania GPM (personal income tax) monthly declaration Lithuania: monthly income tax declaration (GPM313) due by the 15th Recurring 15 May 2027 Lithuania Sodra employer report and social insurance contributions Lithuania: Sodra report (SAM) and social insurance contribution payment due by the 15th Recurring 20 May 2027 Lithuania i.SAF VAT invoice register Lithuania: i.SAF VAT invoice register submission due by the 20th Recurring 25 May 2027 Lithuania PVM (VAT) return Lithuania: VAT (PVM) return (FR0600) and payment due by the 25th Recurring 31 May 2027 Lithuania Company Law (Akcinių bendrovių įstatymas) Lithuania: AGM approval and Legal Entities Register filing of annual financial statements, yearly 5-month deadline Recurring 15 June 2027 Lithuania corporate income tax (Pelno mokesčio įstatymas) Lithuania: advance corporate income tax payment (FR0430), due quarterly by the 15th Recurring 15 June 2027 Lithuania GPM (personal income tax) monthly declaration Lithuania: monthly income tax declaration (GPM313) due by the 15th Recurring 15 June 2027 Lithuania Sodra employer report and social insurance contributions Lithuania: Sodra report (SAM) and social insurance contribution payment due by the 15th Recurring 15 June 2027 Lithuania corporate income tax (Pelno mokesčio įstatymas) Lithuania: annual corporate income tax return (PLN204) due 15 June Recurring 20 June 2027 Lithuania i.SAF VAT invoice register Lithuania: i.SAF VAT invoice register submission due by the 20th Recurring 25 June 2027 Lithuania PVM (VAT) return Lithuania: VAT (PVM) return (FR0600) and payment due by the 25th Recurring 15 July 2027 Lithuania GPM (personal income tax) monthly declaration Lithuania: monthly income tax declaration (GPM313) due by the 15th Recurring 15 July 2027 Lithuania Sodra employer report and social insurance contributions Lithuania: Sodra report (SAM) and social insurance contribution payment due by the 15th Recurring 20 July 2027 Lithuania i.SAF VAT invoice register Lithuania: i.SAF VAT invoice register submission due by the 20th Recurring 25 July 2027 Lithuania PVM (VAT) return Lithuania: VAT (PVM) return (FR0600) and payment due by the 25th Recurring 15 August 2027 Lithuania GPM (personal income tax) monthly declaration Lithuania: monthly income tax declaration (GPM313) due by the 15th Recurring 15 August 2027 Lithuania Sodra employer report and social insurance contributions Lithuania: Sodra report (SAM) and social insurance contribution payment due by the 15th Recurring 20 August 2027 Lithuania i.SAF VAT invoice register Lithuania: i.SAF VAT invoice register submission due by the 20th Recurring 25 August 2027 Lithuania PVM (VAT) return Lithuania: VAT (PVM) return (FR0600) and payment due by the 25th Recurring