I was tangentially affected by Pakistan deciding to extend DST in 2008 with very little notice. It was originally going to end on August 31, but I believe they decided on August 28 or so to extend it to October.

https://en.m.wikipedia.org/wiki/Daylight_saving_time_in_Paki...

https://www.worldtimezone.com/dst_news/dst_news_pakistan02.h...