7 days
Lithuania: monthly income tax declaration (GPM313) due by the 15th
Next: 15 September 2026then 15 October 2026, 15 November 2026
Every Lithuania-registered company that pays salary, board member remuneration or other GPM-reportable income in a given month, including a single-person UAB/MB paying its own director/board member fee; a month with no such payments needs no GPM313.