Day Date Month Holiday Tuesday 28 Mar Hindu Saka New Year 1939 Friday 14 Apr Good Friday Monday 24 Apr Isra Mikraj of the Prophet Muhammad SAW Monday 01 May Labor Day Thursday 11 May Vesak Day 2561 Thursday 25 May Ascension Day of Jesus Christ Thursday 01 Jun Pancasila Day Friday 23 Jun Commemoration of Eid ul-Fitr 1438 Hijriyah Monday 26 Jun Eid ul-Fitr 1438 Hijriyah Tuesday 27 Jun Commemoration of Eid ul-Fitr 1438 Hijriyah Wednesday 28 Jun Commemoration of Eid ul-Fitr 1438 Hijriyah Thursday 17 Aug Independence Day of Indonesia Friday 01 Sep Eid ul-Adha 1438 Hijriyah Thursday 21 Sep Islamic New Year 1439 H Friday 01 Dec Birth of the Prophet Muhammad SAW Monday 25 Dec Christmas Day Tuesday 26 Dec Commemoration of Christmas Day Source: http://www.idx.co.id/Portals/0/StaticData/NewsAndAnnouncement/TradingHoliday/2017Eng.pdf