Daylight saving time by country

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Daylight saving time by country as of September 2017
  Northern hemisphere summer
  Southern hemisphere summer
  Never used daylight saving
  Formerly used daylight saving

Most areas in North America and Europe, and some areas in the Middle East, observe daylight saving time (DST), while most areas of Africa and Asia do not. In South America, most countries in the north of the continent near the equator do not observe DST, while Paraguay and southern parts of Brazil do. The practice of observing daylight saving time in Oceania is also mixed, with New Zealand and parts of southeastern Australia observing DST, while most other areas do not.

Observance as of 2017

Country/Territory Continent Hemisphere DST start
(adjust clocks forward)
DST end
(adjust clocks backward)
Notes and other mentions[1]
Afghanistan Asia Northern Does not observe DST
Akrotiri and Dhekelia (UK) Europe Northern Last Sunday March Last Sunday October
Albania Europe Northern Last Sunday March Last Sunday October Observed DST in 1940–1943, and since 1974.
Algeria Africa Northern Observed DST in 1916–1921, in the autumn of 1939, in 1944–1945, 1971, 1977–1978 and 1980–1981 .
American Samoa (US) Oceania Southern Does not observe DST
Andorra Europe Northern Last Sunday March Last Sunday October Observed DST since 1985.
Angola Africa Southern Does not observe DST
Anguilla (UK) Central America Northern Does not observe DST
Antigua and Barbuda Central America Northern Does not observe DST
Argentina South America Southern Observed DST in 1930–1969, 1974, 1988–2000, 2007–2009.
Armenia Europe/Asia Northern Observed DST in 1981–1995, 1997–2011.[2]
Aruba (NL) Central America Northern Does not observe DST
Australia Oceania Southern First Sunday October First Sunday April

DST used only in Australian Capital Territory, Jervis Bay Territory, New South Wales, Victoria, Tasmania, South Australia and Lord Howe Island.

Austria Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1918, 1920, 1940–1948 (as part of Germany between 1940–1945) and since 1980.
Azerbaijan Europe/Asia Northern Observed DST in 1981–1989, 1990–1992 and 1996–2015
Bahamas North America Northern Second Sunday March First Sunday November Observed DST since 1964.
Bahrain Asia Northern Does not observe DST
Bangladesh Asia Northern Observed DST during World War 2 from 1942–1945 as a part of the Bengal Presidency of India. Also observed in 2009.
Barbados Central America Northern Observed DST from 1977–1980.
Belarus Europe Northern Observed DST in 1941–1944, 1981–2010.
Belgium Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1940, 1942–1946 and since 1977.
Belize Central America Northern Observed DST in 1973–1974 and 1982–1983.
Benin Africa Northern Does not observe DST
Bermuda (UK) North America Northern Second Sunday March First Sunday November Observed DST since 1974.
Bhutan Asia Northern Does not observe DST
Bolivia South America Southern Observed DST in 1931–1932.
Bonaire (NL) Central America Northern Does not observe DST
Bosnia and Herzegovina Europe Northern Last Sunday March Last Sunday October Observed DST in 1916–1918 when it was a part of Austria-Hungary, in 1941–1945 and since 1983 when it was part of the Socialist Federal Republic of Yugoslavia.
Botswana Africa Southern Observed DST in 1943–1944.
Brazil South America Southern & Northern Third Sunday October Third Sunday February

DST end delays one week during Carnival week. Only these south and central states use DST: São Paulo, Rio de Janeiro, Federal District Brasilia, Santa Catarina, Paraná, Goiás, Rio Grande do Sul, Mato Grosso do Sul, Espírito Santo, Minas Gerais and Mato Grosso (some exceptions).[3]

British Virgin Islands (UK) Central America Northern Does not observe DST
Brunei Asia Northern Does not observe DST
Bulgaria Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1943–1944 and since 1979.
Burkina Faso Africa Northern Does not observe DST
Burma Asia Northern Does not observe DST
Burundi Africa Southern Does not observe DST
Cambodia Asia Northern Does not observe DST
Cameroon Africa Northern Does not observe DST
Canada North America Northern Second Sunday March at 2:00 a.m. (for most of Canada) First Sunday November at 2:00 a.m. (for most of Canada)

Some regions in Quebec, east of 63° west longitude, most of Saskatchewan, and some areas in British Columbia and Nunavut (Southampton Island) do not observe DST. Saskatchewan, however, observes Central Time even though it is located in the Mountain Time Zone, meaning it effectively observes DST year round.[4]

Cape Verde Africa Northern Observed DST in 1942–1945.
Cayman Islands (UK) Central America Northern Does not observe DST
Central African Republic Africa Northern Does not observe DST
Chad Africa Northern Observed DST in winter 1979–1980.
Chile South America Southern Second Sunday August Second Sunday May Observed DST in 1927–1946 (excluding Easter Island which observed it in 1932–1946) and from 1968–2015. Chile abolished DST in 2015, and re-introduced it in 2016. Magallanes Province Does not observe DST since December 2016.
China Asia Northern Observed DST in 1940–1941,1986–1991.
Christmas Island (AU) Asia Southern Does not observe DST
Cocos (Keeling) Islands (AU) Asia Southern Does not observe DST
Colombia South America Northern & Southern Observed DST in 1992–1993.
Comoros Africa Northern Does not observe DST
Cook Islands Oceania Southern Observed DST in 1978–1991.
Congo Africa Northern & Southern Does not observe DST
Costa Rica Central America Northern Observed DST in 1954, 1979–1980 and 1991–1992.
Croatia Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1918 when it was a part of Austria-Hungary, in 1941–1945 and since 1983.
Cuba Central America Northern Second Sunday March First Sunday November Observed DST in 1928, 1940–1942, 1945–1946 and since 1965.
Curacao (NL) Central America Northern Does not observe DST
Cyprus Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST since 1975. The occupied Northern Cyprus doesn't use DST since September 13, 2016.
Czech Republic Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1918, 1940–1949 and since 1979.
Democratic Republic of Congo Africa Northern & Southern Does not observe DST
Denmark Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916, 1940–1948 and since 1980.
Djibouti Africa Northern Does not observe DST
Dominica Central America Northern Does not observe DST
Dominican Republic Central America Northern Observed DST in 1966–1967, 1969–1974.
East Timor Asia Southern Does not observe DST
Ecuador South America Southern & Northern Does not observe DST
Egypt Africa/Asia Northern Observed DST in 1940–1945, 1957–2010 and 2014–2015. An attempt to restore daylight saving after Ramadan was rejected by the Egyptian parliament on July 4, 2016 and currently has no plans to use DST in the future.
El Salvador Central America Northern Observed DST in 1987–1988.
Equatorial Guinea Africa Northern Does not observe DST
Eritrea Africa Northern Does not observe DST
Estonia Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1918, 1940–1944, 1981–1988, 1997–1999 and since 2002.
Ethiopia Africa Northern Does not observe DST
Faroe Islands (DK) Europe Northern Last Sunday March Last Sunday October Observed DST since 1981.
Falkland Islands (UK) South America Southern Observed DST in 1937–1942 and 1983–2010.
Fiji Oceania Southern First Sunday November Third Sunday January Observed DST in 1998–2000 and since 2009.
Finland Europe Northern Last Sunday March Last Sunday October Observed DST in 1942 and since 1981.
France Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1945 and since 1976.
French Guyana (FR) South America Northern Does not observe DST
French Polynesia (FR) Oceania Southern Does not observe DST
French Southern and Antarctic Lands (FR) Antarctica Southern Does not observe DST
Gabon Africa Northern & Southern Does not observe DST
Gambia Africa Northern Does not observe DST
Georgia Europe Northern Observed DST in 1981–2005.
Germany Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1918, 1940–1949, and since 1980.
Ghana Africa Northern Observed DST from 1936–1942.
Greece Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1918 and since 1971.
Greenland (DK) North America Northern Saturday before last Sunday March at 22:00 local time on Saturday before last Sunday October at 23:00 local time on Observed DST since 1980.

Follows European Union practice as part of the Kingdom of Denmark, hence start & end times correspond to 01:00 UTC on the respective Sunday. See Daylight saving time in the Americas—Greenland Qaanaaq uses US and Canada rules. Danmarkshavn Does not observe DST.

Grenada Central America Northern Does not observe DST
Guadeloupe (FR) Central America Northern Does not observe DST
Guam (US) Oceania Northern Does not observe DST
Guatemala Central America Northern Observed DST in 1973–1974, 1983, 1991 and 2006.
Guernsey (UK) Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1968 and since 1972.
Guinea Africa Northern Does not observe DST
Guinea-Bissau Africa Northern Does not observe DST
Guyana South America Northern Does not observe DST
Haiti Central America Northern Second Sunday March First Sunday November Observed DST in 1983–1997, 2005–2006, 2012–2015 and since 2017.
Heard and McDonald Islands (AU) Antarctica Southern Does not observe DST
Holy See Europe Northern Last Sunday March Last Sunday October Observed DST in 1916–1920, 1940–1948 and since 1966.
Honduras Central America Northern Observed DST in 1987–1988 and 2006 .
Hong Kong (CN) Asia Northern Observed DST in 1941, 1945–1976 and 1979.
Hungary Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1920, 1941–1950, 1954–1957 and since 1980.

The government considered to abolish DST in 2017, moving Hungary to the UTC+2 (EET) year-round,[5] but there are no official plans to do so yet. This would be problematic considering DST switch is coordinated on an EU level.

Iceland Europe Northern Observed DST in 1917–1918 and 1939–1968.
India Asia Northern Observed DST during World War 2, from 1942–1945.
Indonesia Asia Northern & Southern Jakarta observed DST in 1948–1950.
Iraq Asia Northern Observed DST in 1982–2007.
Iran Asia Northern March 21–22 September 21–22 Observed DST in 1977–1980, 1991–2005 and since 2008.
Ireland Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1968 and since 1972.
Isle of Man (UK) Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1968 and since 1972.
Israel Asia Northern Friday before last Sunday March Last Sunday October Observed DST in 1940–1946, 1948–1957, 1974–1975 and since 1985.
Italy Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1920, 1940–1948 and since 1966.
Ivory Coast Africa Northern Does not observe DST
Jamaica Central America Northern Observed DST in 1974–1983.
Japan Asia Northern Observed DST in 1948–1951
Jersey (UK) Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1968 and since 1971.
Jordan Asia Northern Last Friday March Last Friday October Observed DST in 1973–1979 and 1985–2011. In 2012 changed time zone to UTC+3, effectively going on permanent DST. Returned to UTC+2 on Dec 20, 2013, and has observed DST since 2014.
Kazakhstan Asia/Europe Northern Observed DST in 1981–1990 and 1992–2004.
Kenya Africa Northern & Southern Does not observe DST
Kiribati Oceania Southern & Northern Does not observe DST
Kosovo Europe Northern Last Sunday March Last Sunday October Observed DST since 1983.
Kuwait Asia Northern Does not observe DST
Kyrgyzstan Asia Northern Observed DST in 1981–2005.
Laos Asia Northern Does not observe DST
Latvia Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1918–1919, 1941–1944 and since 1981.
Lebanon Asia Northern Last Sunday March Last Sunday October Observed DST in 1920–1923, 1957–1961, 1972–1978 and since 1984.
Lesotho Africa Southern Observed DST in 1943–1944.
Liberia Africa Northern Does not observe DST
Libya Africa Northern Observed DST in 1951–1959, 1982–1989, 1996–1997 and 2012–2013.
Liechtenstein Europe Northern Last Sunday March Last Sunday October Observed DST since 1981.
Lithuania Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1941–1944, 1981–1999 and since 2003.
Luxembourg Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1946 and since 1977.
Macau (CN) Asia Northern Observed DST in 1961–1980.
Macedonia Europe Northern Last Sunday March Last Sunday October Observed DST in 1941–1945 and since 1983 when it was part of the Socialist Federal Republic of Yugoslavia.
Madagascar Africa Southern Observed DST in 1954.
Malawi Africa Southern Does not observe DST
Malaysia Asia Northern -Observed DST in 1933–1981

The time zone in Malaysia has changed and varied a lot in the past

Maldives Asia Northern Does not observe DST
Mali Africa Northern Does not observe DST
Malta Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1920, 1940–1948 and since 1966.
Marshall Islands Oceania Northern Does not observe DST
Martinique (FR) Central America Northern Observed DST in 1980. Currently Does not observe DST.
Mauritania Africa Northern Does not observe DST
Mauritius Africa Southern Observed DST in 1982–1983 and 2008–2009.
Mexico North America Northern First Sunday April Last Sunday October Has observed DST since 1996, but Baja California has observed DST since 1942. Sonora discontinued the observance in 1997 and Quintana Roo in 2014. Locations less than 20 km from the US border use US DST.[6]
Micronesia Oceania Northern Does not observe DST
Midway (US) Oceania Northern Observed DST in 1956.
Moldova Europe Northern Last Sunday March Last Sunday October Observed DST in 1932–1944, 1981–1989 and since 1991.
Monaco Europe Northern Last Sunday March Last Sunday October Observed DST in 1916–1945 and since 1976.
Mongolia Asia Northern Observed DST in 1983–1998, 2001–2006 and 2015–2016.
Montenegro Europe Northern Last Sunday March Last Sunday October Observed DST 1941–1945 and since 1983 when it was part of the Socialist Federal Republic of Yugoslavia.
Montserrat (UK) Central America Northern Does not observe DST
Morocco Africa Northern Last Sunday March Last Sunday October Observed DST in 1939–1945, 1950, 1967, 1974, 1974–1976 and since 2008. DST stops during Ramadan.
Mozambique Africa Southern Does not observe DST
Namibia Africa Southern Observed DST in 1942–1943. Does not observe DST but implemented winter time in 1994 in all regions except Zambezi.[7]


DST was removed in 2017.

Nauru Oceania Southern Does not observe DST
Nepal Asia Northern Does not observe DST
Netherlands Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1945 and since 1977.
New Caledonia (FR) Oceania Southern Observed DST in 1977–1979 and 1996–1997.
New Zealand Oceania Southern Last Sunday September First Sunday April Observed DST in 1927–1946 and since 1974.
Nicaragua Central America Northern Observed DST in 1973–1975, 1979–1980, 1992–1994 and 2005–2006.
Niger Africa Northern Does not observe DST
Nigeria Africa Northern Does not observe DST
Niue Oceania Southern Does not observe DST
North Korea Asia Northern Does not observe DST
Northern Mariana Islands (US) Oceania Northern Does not observe DST
Norway Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916, 1940–1945, 1959–1965 and since 1980.

Follows European Union practice, although not a member.

Oman Asia Northern Does not observe DST
Pakistan Asia Northern Observed DST in 1942–1945 as a part of British Raj. Also observed in 2002 and from 2008–2009.
Palau Oceania Northern Does not observe DST
Panama Central America Northern Does not observe DST
Papua New Guinea Oceania Southern Does not observe DST
Paraguay South America Southern First Sunday October Fourth Sunday March Observed DST since 1975. Current start and end dates last updated in 2013.
Peru South America Southern Observed DST in 1938–1940, 1986–1987, 1990 and 1994.
Philippines Asia Northern Observed DST in 1936–1937, 1954, 1978 and 1990.
Pitcairn Islands (UK) Oceania Southern Does not observe DST
Poland Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1919, 1940–1949, 1957–1964 and since 1977.
Portugal Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1921, 1924, 1926–1929, 1931–1932, 1934–1949, 1951–1965 and since 1977.
Puerto Rico (US) Central America Northern Observed DST in 1942–1945.
Qatar Asia Northern Does not observe DST
Romania Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1932–1939 and since 1979.
Russia Asia/Europe Northern Observed DST in 1917–1919 and 1921 (some areas), 1981–2010. 2011–2014, used permanent DST. In 2014, left permanent DST and switched to permanent standard time.[8]
Rwanda Africa Southern Does not observe DST
Saba (NL) Central America Northern Does not observe DST
Samoa Oceania Southern Last Sunday September First Sunday April Observed DST since 2010.
Saint Barthélemy (FR) Central America Northern Does not observe DST
Saint Kitts and Nevis Central America Northern Does not observe DST
Saint Helena, Ascension and Tristan da Cunha (UK) Africa/South America Southern Does not observe DST
Saint Lucia Central America Northern Does not observe DST
Saint Martin (FR) Central America Northern Does not observe DST
Saint Pierre and Miquelon (FR) North America Northern Second Sunday March First Sunday November Observed DST since 1987.
Saint Vincent and the Grenadines Central America Northern Does not observe DST
San Marino Europe Northern Last Sunday March Last Sunday of October Observed DST in 1916–1920, 1940–1948 and since 1966.
Sao Tome and Príncipe Africa Northern Does not observe DST
Saudi Arabia Asia Northern Does not observe DST
Senegal Africa Northern Does not observe DST
Serbia Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1941–1945 and since 1983 (did not observe DST as part of Yugoslavia, from 1918–1941, and 1945–1983).
Seychelles Africa Southern Does not observe DST
Sierra Leone Africa Northern Observed DST in 1935–1942 and 1957–1962.
Singapore Asia Northern Observed DST in 1933–1935 by adding 20 minutes to standard time. On January 1, 1936, country changed their time zone to UTC+07:20.[9]
Sint Eustatius (NL) Central America Northern Does not observe DST
Sint Maarten (NL) Central America Northern Does not observe DST
Slovakia Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1918, 1940–1949 and since 1979.
Slovenia Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1916–1918 when it was a part of Austria-Hungary, in 1941–1945 and since 1983.
Solomon Islands Oceania Southern Does not observe DST
Somalia Africa Northern & Southern Does not observe DST
South Africa Africa Southern Observed DST in 1942–1944.
South Georgia Islands (UK) Antarctica Southern Does not observe DST
South Korea Asia Northern Observed DST in 1948–1951, 1955–1960 and 1987–1988.
South Sandwich Islands (UK) Antarctica Southern Does not observe DST
South Sudan Africa Northern Observed DST in 1970–1985.
Spain Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1917–1919, 1924, 1926–1929, 1937–1946, 1949 and since 1974. On Canary Islands DST observed since 1980.
Sri Lanka Asia Northern Observed DST during the Second World War, from 1942–1945 just as the rest of the Indian subcontinent.
Sudan Africa Northern Observed DST in 1970–1985.
Suriname South America Northern Does not observe DST
Swaziland Africa Southern Does not observe DST
Sweden Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST 15 May–30 September 1916, in a test run.

Observed DST since 1980.
1980 first Sunday of April to last Sunday of September.
1981–1995 last Sunday of March to last Sunday of September.
Since 1996 last Sunday of March to last Sunday of October.

Switzerland Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST in 1941–1942 and since 1981.

Follows European Union practice, although not a member.

Syria Asia Northern Last Friday March Last Friday October Observed DST in 1920–1923, 1962–1968 and since 1983.
Tajikistan Asia Northern Observed DST in 1981–1991.
Taiwan Asia Northern Observed DST in 1945–1962, 1974, 1975 and 1979.
Tanzania Africa Southern Does not observe DST
Thailand Asia Northern Does not observe DST
Tokelau (NZ) Oceania Southern Does not observe DST
Togo Africa Northern Does not observe DST
Tonga Oceania Southern First Sunday November Third Sunday January Observed DST from 1999–2002. Re-introduced in 2016.
Trinidad and Tobago Central America Northern Does not observe DST
Tunisia Africa Northern Observed DST in 1939–1945, 1977–1978, 1988–1990 and 2005–2008.
Turkey Europe/Asia Northern Observed DST in 1916, 1920–1922, 1924–1925, 1940–1942, 1945–1951, 1962, 1964, 1970–1983 and 1985–2016.

Followed European Union practice, although was not a member. In 2016, Turkey joined the UTC+3 timezone.

Turkmenistan Asia Northern Observed DST in 1981–1991.
Tuvalu Oceania Southern Does not observe DST
Turks and Caicos (UK) Central America Northern Observed DST in 1979–2014.
Uganda Africa Northern & Southern Does not observe DST
Ukraine Europe Northern Last Sunday March Last Sunday October Observed DST in 1941–1943, 1981–1989 and since 1992.
United Arab Emirates Asia Northern Does not observe DST
United Kingdom Europe Northern Last Sunday March at 01:00 UTC Last Sunday October at 01:00 UTC Observed DST (commonly referred to as British Summer Time (BST)) since 1916.

Year-round Summer Time (BST) + Double Summer Time (BDST) 1940–1945. Two-stage Double Summer Time (BDST) 1947. Year-round Summer Time (BST) 1968–1971.

United States North America Northern Second Sunday March First Sunday November Arizona (except the Navajo Nation Community) and Hawaii do not use DST.[4]
United States Virgin Islands (US) Central America Northern Does not observe DST
Uruguay South America Southern Observed DST in 1923–1926, 1933–1943, 1959–1960, 1965–1970, 1972, 1974–1980, 1987–1993 and 2004–2015.[10]
Uzbekistan Asia Northern Observed DST in 1981–1991.
Vanuatu Oceania Southern Observed DST in 1983–1993.
Venezuela South America Northern Does not observe DST
Vietnam Asia Northern Does not observe DST
Wallis and Futuna (FR) Oceania Southern Does not observe DST
Western Sahara Africa Northern Last Sunday March Last Sunday October Observed DST since 2008. DST is stopped during Ramadan. Only areas controlled by Morocco uses DST.
Yemen Asia Northern Does not observe DST
Zambia Africa Southern Does not observe DST
Zimbabwe Africa Southern Does not observe DST

See also

References

  1. ^ "The World Clock". timeanddate.com. Retrieved 26 February 2013. . Detailed information about the history of DST in each country can be found under the relevant section of this website, and can be referred to for information in this chart unless otherwise specified.
  2. ^ "Clock changes in Yerevan". World Clock. timeanddate.com. Retrieved 20 February 2013. 
  3. ^ "Sunday, February 17, 2013: Brazil ends Daylight Saving Time". Time Zone News. timeanddate.com. Retrieved 20 February 2013. 
  4. ^ a b "Sunday, March 10: Daylight Saving Time Begins in USA & Canada". Time Zone News. timeanddate.com. Retrieved 20 February 2013. 
  5. ^ http://rd.hirkereso.hu/rd/23734424?url=http://168ora.hu/meglepo-fordulat-eltorolhetik-az-oraatallitast/
  6. ^ "Hora Oficial en los Estados Unidos Mexicanos". Centro Naciona de Metrología. Retrieved 2014-05-01. 
  7. ^ "GRN evaluates winter time change". New Era. 24 March 2016. p. 1. 
  8. ^ "Russia returns to permanent Standard Time". timeanddate.com. Retrieved 25 October 2014. 
  9. ^ "Time zone in Singapore". Daylight Saving Time. timeanddate.com. Retrieved 21 February 2013. 
  10. ^ http://www.montevideo.com.uy/auc.aspx?276113,3,0,,0

External links

  • Sources for time zone and daylight saving time data
  • Legal Time 2012 (as of 1 March 2012)
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