On 27 March 2011, Russia moved to year-round daylight saving time. Instead of switching between UTC+08:00 in winter and UTC+09:00 in summer, Irkutsk Time became fixed at UTC+09:00 until 2014, when it was reset back to UTC+08:00 year-round.
- "Russia: Putin abolishes 'daylight savings' time change". BBC News. 22 July 2014. Retrieved 30 January 2017.