Sri Lanka Public Bank Holidays Mercantile Calendar 2026 * Public Holidays † Bank Holidays ‡ Mercantile Holidays Public, bank, mercantile and full moon poya holidays – 2026 (Subject to Variation) January 03 Saturday – Duruthu Full Moon Poya Day*† January 15 T hursday – T amil Thai Pongal Day*†‡ February…