In 2012, the beginning of Daylight Saving Time, a.k.a. Summer Time, is/was as follows:
Albania - Sun 25 Mar @ 2 AM CET
Andorra - Sun 25 Mar @ 2 AM CET
Australia - Sun 7 Oct @ 2 AM local Standard Time
Austria - Sun 25 Mar @ 2 AM CET
Azerbaijan - Sun 25 Mar @ 4 AM AZT
Bahamas - Sun 11 Mar @ 2 AM EST
Belgium - Sun 25 Mar @ 2 AM CET
Bosnia and Herzegovina - Sun 25 Mar @ 2 AM CET
Brazil - Sun 21 Oct @ midnight local Standard Time
Bulgaria - Sun 25 Mar @ 3 AM EET
Canada - Sun 11 Mar @ 2 AM local Standard Time
Chile (including Easter Island) - Sun 2 Sep @ midnight CLT
Croatia - Sun 25 Mar @ 2 AM CET
Cuba - Sun 1 Apr @ midnight Cuba Standard Time
Cyprus - Sun 25 Mar @ 3 AM EET
Czech Republic - Sun 25 Mar @ 2 AM CET
Denmark - Sun 25 Mar @ 2 AM CET
Estonia - Sun 25 Mar @ 3 AM EET
Fiji - Sun 21 Oct @ 2 AM FJT
Finland - Sun 25 Mar @ 3 AM EET
France - Sun 25 Mar @ 2 AM CET
Germany - Sun 25 Mar @ 2 AM CET
Greece - Sun 25 Mar @ 3 AM EET
Haiti - Sun 11 Mar @ 2 AM EST
Hungary - Sun 25 Mar @ 2 AM CET
Iran - Thu 22 Mar @ midnight IRST
Ireland - Sun 25 Mar @ 1 AM GMT
Israel - Fri 30 Mar @ 2 AM IST
Italy - Sun 25 Mar @ 2 AM CET
Jordan - Fri 30 Mar @ midnight EET
Kosovo - Sun 25 Mar @ 2 AM CET
Latvia - Sun 25 Mar @ 3 AM EET
Lebanon - Sun 25 Mar @ midnight EET
Liechtenstein - Sun 25 Mar @ 2 AM CET
Lithuania - Sun 25 Mar @ 3 AM EET
Luxembourg - Sun 25 Mar @ 2 AM CET
Macedonia - Sun 25 Mar @ 2 AM CET
Malta - Sun 25 Mar @ 2 AM CET
Mexico - Sun 1 Apr @ 2 AM local Standard Time in most of the country; Sun 11 Mar @ 2 AM local Standard Time in ten cities along the U. S. border
Moldova - Sun 25 Mar @ 3 AM EET
Monaco - Sun 25 Mar @ 2 AM CET
Montenegro - Sun 25 Mar @ 2 AM CET
Morocco - Sun 29 Apr @ 2 AM WET
Namibia - Sun 2 Sep @ 2 AM WAT
Netherlands - Sun 25 Mar @ 2 AM CET
New Zealand - Sun 30 Sep @ 2 AM NZST
Norway - Sun 25 Mar @ 2 AM CET
Palestinian Territories - Fri 30 Mar @ midnight EET
Paraguay - Sun 7 Oct @ midnight PYT
Poland - Sun 25 Mar @ 2 AM CET
Portugal - Sun 25 Mar @ 1 AM WET
Romania - Sun 25 Mar @ 3 AM EET
San Marino - Sun 25 Mar @ 2 AM CET
Serbia - Sun 25 Mar @ 2 AM CET
Slovakia - Sun 25 Mar @ 2 AM CET
Slovenia - Sun 25 Mar @ 2 AM CET
Spain - Sun 25 Mar @ 2 AM CET
Sweden - Sun 25 Mar @ 2 AM CET
Switzerland - Sun 25 Mar @ 2 AM CET
Syria - Fri 30 Mar @ midnight EET
Transnistria - Sun 25 Mar @ 3 AM EET
Turkey - Sun 25 Mar @ 3 AM EET
Ukraine - Sun 25 Mar @ 3 AM EET
United Kingdom - Sun 25 Mar @ 1 AM GMT
United States - Sun 11 Mar @ 2 AM local Standard Time
Uruguay - Sun 7 Oct @ 2 AM UYT
Vatican City - Sun 25 Mar @ 2 AM CET
In 2012, the U.S. switched to Daylight Saving Time on March 11.
First of all it is Daylight SAVING time, not savings. Florida went on Daylight SAVING Time in 1970.
Tennessee has observed daylight saving time every year since 1918.
1968
because it was important
In 2012, the U.S. switched to Daylight Saving Time on March 11.
What year did daylight savings time start in Nebraska?
On April 1st.
First of all it is Daylight SAVING time, not savings. Florida went on Daylight SAVING Time in 1970.
Tennessee has observed daylight saving time every year since 1918.
November 4 th 2012
Daylight Saving Time (United States) began Sunday, March 11, 2012, 2:00am, and ends Sunday, November 4, 2012, 2:00am.Except Arizona and Hawaii. Move your clocks ahead 1 hour in spring and back 1 hour in fall ("Spring forward, fall back") .
1970
1968
because it was important
In the UK, Sunday, 28th October 2012
Some states and territories adopted daylight saving in 1968 - 1971, while others do not use it at all.