@@ -1500,73 +1500,84 @@ Zone Atlantic/Reykjavik -1:28 - LMT 1908
15001500# But these events all occurred before the 1970 cutoff,
15011501# so record only the time in Rome.
15021502#
1503- # From Paul Eggert (2006-03-22):
1504- # For Italian DST we have three sources: Shanks & Pottenger, Whitman, and
1505- # F. Pollastri
1506- # Day-light Saving Time in Italy (2006-02-03)
1507- # http://toi.iriti.cnr.it/uk/ienitlt.html
1508- # ('FP' below), taken from an Italian National Electrotechnical Institute
1509- # publication. When the three sources disagree, guess who's right, as follows:
1510- #
1511- # year FP Shanks&P. (S) Whitman (W) Go with:
1512- # 1916 06-03 06-03 24:00 06-03 00:00 FP & W
1513- # 09-30 09-30 24:00 09-30 01:00 FP; guess 24:00s
1514- # 1917 04-01 03-31 24:00 03-31 00:00 FP & S
1515- # 09-30 09-29 24:00 09-30 01:00 FP & W
1516- # 1918 03-09 03-09 24:00 03-09 00:00 FP & S
1517- # 10-06 10-05 24:00 10-06 01:00 FP & W
1518- # 1919 03-01 03-01 24:00 03-01 00:00 FP & S
1519- # 10-04 10-04 24:00 10-04 01:00 FP; guess 24:00s
1520- # 1920 03-20 03-20 24:00 03-20 00:00 FP & S
1521- # 09-18 09-18 24:00 10-01 01:00 FP; guess 24:00s
1522- # 1944 04-02 04-03 02:00 S (see C-Eur)
1523- # 09-16 10-02 03:00 FP; guess 24:00s
1524- # 1945 09-14 09-16 24:00 FP; guess 24:00s
1525- # 1970 05-21 05-31 00:00 S
1526- # 09-20 09-27 00:00 S
1503+ # From Michael Deckers (2016-10-24):
1504+ # http://www.ac-ilsestante.it/MERIDIANE/ora_legale quotes a law of 1893-08-10
1505+ # ... [translated as] "The preceding dispositions will enter into
1506+ # force at the instant at which, according to the time specified in
1507+ # the 1st article, the 1st of November 1893 will begin...."
1508+ #
1509+ # From Pierpaolo Bernardi (2016-10-20):
1510+ # The authoritative source for time in Italy is the national metrological
1511+ # institute, which has a summary page of historical DST data at
1512+ # http://www.inrim.it/res/tf/ora_legale_i.shtml
1513+ # (2016-10-24):
1514+ # http://www.renzobaldini.it/le-ore-legali-in-italia/
1515+ # has still different data for 1944. It divides Italy in two, as
1516+ # there were effectively two governments at the time, north of Gothic
1517+ # Line German controlled territory, official government RSI, and south
1518+ # of the Gothic Line, controlled by allied armies.
1519+ #
1520+ # From Brian Inglis (2016-10-23):
1521+ # Viceregal LEGISLATIVE DECREE. 14 September 1944, no. 219.
1522+ # Restoration of Standard Time. (044U0219) (OJ 62 of 30.9.1944) ...
1523+ # Given the R. law decreed on 1944-03-29, no. 92, by which standard time is
1524+ # advanced to sixty minutes later starting at hour two on 1944-04-02; ...
1525+ # Starting at hour three on the date 1944-09-17 standard time will be resumed.
1526+ #
1527+ # From Paul Eggert (2016-10-27):
1528+ # Go with INRiM for DST rules, except as corrected by Inglis for 1944
1529+ # for the Kingdom of Italy. This is consistent with Renzo Baldini.
1530+ # Model Rome's occupation by using using C-Eur rules from 1943-09-10
1531+ # to 1944-06-04; although Rome was an open city during this period, it
1532+ # was effectively controlled by Germany.
15271533#
15281534# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
1529- Rule Italy 1916 only - Jun 3 0:00s 1:00 S
1530- Rule Italy 1916 only - Oct 1 0:00s 0 -
1531- Rule Italy 1917 only - Apr 1 0:00s 1:00 S
1532- Rule Italy 1917 only - Sep 30 0:00s 0 -
1533- Rule Italy 1918 only - Mar 10 0:00s 1:00 S
1534- Rule Italy 1918 1919 - Oct Sun>=1 0:00s 0 -
1535- Rule Italy 1919 only - Mar 2 0:00s 1:00 S
1536- Rule Italy 1920 only - Mar 21 0:00s 1:00 S
1537- Rule Italy 1920 only - Sep 19 0:00s 0 -
1538- Rule Italy 1940 only - Jun 15 0:00s 1:00 S
1539- Rule Italy 1944 only - Sep 17 0:00s 0 -
1540- Rule Italy 1945 only - Apr 2 2:00 1:00 S
1541- Rule Italy 1945 only - Sep 15 0:00s 0 -
1542- Rule Italy 1946 only - Mar 17 2:00s 1:00 S
1543- Rule Italy 1946 only - Oct 6 2:00s 0 -
1544- Rule Italy 1947 only - Mar 16 0:00s 1:00 S
1545- Rule Italy 1947 only - Oct 5 0:00s 0 -
1546- Rule Italy 1948 only - Feb 29 2:00s 1:00 S
1547- Rule Italy 1948 only - Oct 3 2:00s 0 -
1548- Rule Italy 1966 1968 - May Sun>=22 0:00 1:00 S
1549- Rule Italy 1966 1969 - Sep Sun>=22 0:00 0 -
1550- Rule Italy 1969 only - Jun 1 0:00 1:00 S
1551- Rule Italy 1970 only - May 31 0:00 1:00 S
1552- Rule Italy 1970 only - Sep lastSun 0:00 0 -
1553- Rule Italy 1971 1972 - May Sun>=22 0:00 1:00 S
1554- Rule Italy 1971 only - Sep lastSun 1:00 0 -
1555- Rule Italy 1972 only - Oct 1 0:00 0 -
1556- Rule Italy 1973 only - Jun 3 0:00 1:00 S
1557- Rule Italy 1973 1974 - Sep lastSun 0:00 0 -
1558- Rule Italy 1974 only - May 26 0:00 1:00 S
1559- Rule Italy 1975 only - Jun 1 0:00s 1:00 S
1560- Rule Italy 1975 1977 - Sep lastSun 0:00s 0 -
1561- Rule Italy 1976 only - May 30 0:00s 1:00 S
1562- Rule Italy 1977 1979 - May Sun>=22 0:00s 1:00 S
1563- Rule Italy 1978 only - Oct 1 0:00s 0 -
1564- Rule Italy 1979 only - Sep 30 0:00s 0 -
1535+ Rule Italy 1916 only - Jun 3 24:00 1:00 S
1536+ Rule Italy 1916 1917 - Sep 30 24:00 0 -
1537+ Rule Italy 1917 only - Mar 31 24:00 1:00 S
1538+ Rule Italy 1918 only - Mar 9 24:00 1:00 S
1539+ Rule Italy 1918 only - Oct 6 24:00 0 -
1540+ Rule Italy 1919 only - Mar 1 24:00 1:00 S
1541+ Rule Italy 1919 only - Oct 4 24:00 0 -
1542+ Rule Italy 1920 only - Mar 20 24:00 1:00 S
1543+ Rule Italy 1920 only - Sep 18 24:00 0 -
1544+ Rule Italy 1940 only - Jun 14 24:00 1:00 S
1545+ Rule Italy 1942 only - Nov 2 2:00s 0 -
1546+ Rule Italy 1943 only - Mar 29 2:00s 1:00 S
1547+ Rule Italy 1943 only - Oct 4 2:00s 0 -
1548+ Rule Italy 1944 only - Apr 2 2:00s 1:00 S
1549+ Rule Italy 1944 only - Sep 17 2:00s 0 -
1550+ Rule Italy 1945 only - Apr 2 2:00 1:00 S
1551+ Rule Italy 1945 only - Sep 15 1:00 0 -
1552+ Rule Italy 1946 only - Mar 17 2:00s 1:00 S
1553+ Rule Italy 1946 only - Oct 6 2:00s 0 -
1554+ Rule Italy 1947 only - Mar 16 0:00s 1:00 S
1555+ Rule Italy 1947 only - Oct 5 0:00s 0 -
1556+ Rule Italy 1948 only - Feb 29 2:00s 1:00 S
1557+ Rule Italy 1948 only - Oct 3 2:00s 0 -
1558+ Rule Italy 1966 1968 - May Sun>=22 0:00s 1:00 S
1559+ Rule Italy 1966 only - Sep 24 24:00 0 -
1560+ Rule Italy 1967 1969 - Sep Sun>=22 0:00s 0 -
1561+ Rule Italy 1969 only - Jun 1 0:00s 1:00 S
1562+ Rule Italy 1970 only - May 31 0:00s 1:00 S
1563+ Rule Italy 1970 only - Sep lastSun 0:00s 0 -
1564+ Rule Italy 1971 1972 - May Sun>=22 0:00s 1:00 S
1565+ Rule Italy 1971 only - Sep lastSun 0:00s 0 -
1566+ Rule Italy 1972 only - Oct 1 0:00s 0 -
1567+ Rule Italy 1973 only - Jun 3 0:00s 1:00 S
1568+ Rule Italy 1973 1974 - Sep lastSun 0:00s 0 -
1569+ Rule Italy 1974 only - May 26 0:00s 1:00 S
1570+ Rule Italy 1975 only - Jun 1 0:00s 1:00 S
1571+ Rule Italy 1975 1977 - Sep lastSun 0:00s 0 -
1572+ Rule Italy 1976 only - May 30 0:00s 1:00 S
1573+ Rule Italy 1977 1979 - May Sun>=22 0:00s 1:00 S
1574+ Rule Italy 1978 only - Oct 1 0:00s 0 -
1575+ Rule Italy 1979 only - Sep 30 0:00s 0 -
15651576# Zone NAME GMTOFF RULES FORMAT [UNTIL]
15661577Zone Europe/Rome 0:49:56 - LMT 1866 Sep 22
1567- 0:49:56 - RMT 1893 Nov 1 0:00s # Rome Mean
1568- 1:00 Italy CE%sT 1942 Nov 2 2:00s
1569- 1:00 C-Eur CE%sT 1944 Jul
1578+ 0:49:56 - RMT 1893 Oct 31 23:49:56 # Rome Mean
1579+ 1:00 Italy CE%sT 1943 Sep 10
1580+ 1:00 C-Eur CE%sT 1944 Jun 4
15701581 1:00 Italy CE%sT 1980
15711582 1:00 EU CE%sT
15721583
@@ -1765,6 +1776,10 @@ Zone Europe/Luxembourg 0:24:36 - LMT 1904 Jun
17651776# See Europe/Belgrade.
17661777
17671778# Malta
1779+ #
1780+ # From Paul Eggert (2016-10-21):
1781+ # Assume 1900-1972 was like Rome, overriding Shanks.
1782+ #
17681783# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
17691784Rule Malta 1973 only - Mar 31 0:00s 1:00 S
17701785Rule Malta 1973 only - Sep 29 0:00s 0 -
@@ -1775,8 +1790,6 @@ Rule Malta 1975 1980 - Sep Sun>=15 2:00 0 -
17751790Rule Malta 1980 only - Mar 31 2:00 1:00 S
17761791# Zone NAME GMTOFF RULES FORMAT [UNTIL]
17771792Zone Europe/Malta 0:58:04 - LMT 1893 Nov 2 0:00s # Valletta
1778- 1:00 Italy CE%sT 1942 Nov 2 2:00s
1779- 1:00 C-Eur CE%sT 1945 Apr 2 2:00s
17801793 1:00 Italy CE%sT 1973 Mar 31
17811794 1:00 Malta CE%sT 1981
17821795 1:00 EU CE%sT
@@ -1908,7 +1921,7 @@ Zone Europe/Monaco 0:29:32 - LMT 1891 Mar 15
19081921# Amsterdam mean time.
19091922
19101923# The data entries before 1945 are taken from
1911- # http://www.staff.science.uu.nl/~gent0113/idl/idl .htm
1924+ # http://www.staff.science.uu.nl/~gent0113/wettijd/wettijd .htm
19121925
19131926# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S
19141927Rule Neth 1916 only - May 1 0:00 1:00 NST # Netherlands Summer Time
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