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-----Original Message----- From: Ephraim Silverberg [SMTP:ephraim@cs.huji.ac.il] Sent: Tuesday, July 25, 2000 4:09 AM To: tz@elsie.nci.nih.gov Cc: eggert@twinsun.com; Olson, Arthur David (NCI); rmcdow@enteles.com Subject: Israel Timezone -- Changes for 2000-2002 and New Dates for 2003-2004

On July 19, 2000, the Israeli Parliament [Knesset] has passed a statute amending the dates for 2000-2002 and setting new dates for 2003-2004.

Attached are the context diffs of the 'asia' file of tzdata2000d.tar.gz showing the start/end dates of Daylight Savings Time in Israel from 2000 until 2004 inclusive. -----------------------------------CUT-HERE------------------------------- ----- *** asia Tue Mar 14 16:39:25 2000 --- asia.new Tue Jul 25 10:59:59 2000 *************** *** 526,532 **** Rule Zion 1988 only - Sep 3 0:00 0 S

# From Ephraim Silverberg <ephraim@cs.huji.ac.il> ! # (1997-03-04, 1998-03-16, 1998-12-28, and 2000-01-17):

# According to the Office of the Secretary General of the Ministry of # Interior, there is NO set rule for Daylight-Savings/Standard time changes. --- 526,532 ---- Rule Zion 1988 only - Sep 3 0:00 0 S

# From Ephraim Silverberg <ephraim@cs.huji.ac.il> ! # (1997-03-04, 1998-03-16, 1998-12-28, 2000-01-17 and 2000-07-25):

# According to the Office of the Secretary General of the Ministry of # Interior, there is NO set rule for Daylight-Savings/Standard time changes. *************** *** 537,550 **** # Saturday night from midnight daylight savings time to 11 p.m. standard # time. 1996 is an exception to this rule where the change back to standard # time took place on Sunday night instead of Saturday night to avoid ! # conflicts with the Jewish New Year. Starting in 1999, the change to ! # daylight savings time will still be on a Friday morning but from # 2 a.m. IST to 3 a.m. IDT; furthermore, the change back to standard time ! # will now also be on a Friday morning from 2 a.m. IDT to 1 a.m. IST for ! # 1999 only. In the years from 2000 to 2002, the change back will be from ! # 2 a.m. IDT to 1 a.m. IST the morning after the Jewish festival of ! # Shmini Atzeret (i.e. the morning of the 23rd of Tishrei in the lunar ! # Hebrew calendar).

# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule Zion 1989 only - Apr 30 0:00 1:00 D --- 537,555 ---- # Saturday night from midnight daylight savings time to 11 p.m. standard # time. 1996 is an exception to this rule where the change back to standard # time took place on Sunday night instead of Saturday night to avoid ! # conflicts with the Jewish New Year. In 1999, the change to ! # daylight savings time was still be on a Friday morning but from # 2 a.m. IST to 3 a.m. IDT; furthermore, the change back to standard time ! # was also be on a Friday morning from 2 a.m. IDT to 1 a.m. IST for ! # 1999 only. In the year 2000, the change to daylight savings time was ! # similar to 1999, but although the change back will be on a Friday, it ! # will take place from 1 a.m. IDT to midnight IST. Starting in 2001, all ! # changes to/from will take place at 1 a.m. old time, but now there is no ! # rule as to what day of the week it will take place in as the start date ! # (except in 2003) is the night after the Passover Seder (i.e. the eve ! # of the 16th of Nisan in the lunar Hebrew calendar) and the end date ! # (except in 2002) is three nights before Yom Kippur [Day of Atonement] ! # (the eve of the 7th of Tishrei in the lunar Hebrew calendar).

# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule Zion 1989 only - Apr 30 0:00 1:00 D *************** *** 592,620 **** Rule Zion 1999 only - Apr 2 2:00 1:00 D Rule Zion 1999 only - Sep 3 2:00 0 S

! # Minister of Interior, Natan Sharansky, has announced the dates for ! # the years 2000-2002. However, sources inside the ministry have noted ! # that the end date of 2000 and both dates of 2001-2002 should be regarded ! # as tentative pending final approval. # ! # The official announcement for the years 2000-2002 can be viewed at: # ! # ftp://ftp.huji.ac.il/pub/tz/announcements/2000-2002.ps.gz

# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule Zion 2000 only - Apr 14 2:00 1:00 D ! Rule Zion 2000 only - Oct 22 2:00 0 S ! Rule Zion 2001 only - Apr 6 2:00 1:00 D ! Rule Zion 2001 only - Oct 10 2:00 0 S ! Rule Zion 2002 only - Mar 29 2:00 1:00 D ! Rule Zion 2002 only - Sep 29 2:00 0 S

# From Paul Eggert (2000-01-17): ! # Here are guesses for rules after 2002. # They are probably wrong, but they are more likely than no DST at all. # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S ! Rule Zion 2003 max - Mar Fri>=25 2:00 1:00 D ! Rule Zion 2003 max - Oct 1 2:00 0 S

# Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Asia/Jerusalem 2:20:56 - LMT 1880 --- 597,633 ---- Rule Zion 1999 only - Apr 2 2:00 1:00 D Rule Zion 1999 only - Sep 3 2:00 0 S

! # The Knesset Interior Committee has changed the dates for 2000 for ! # the third time in just over a year and have set new dates for the ! # years 2001-2004 as well. # ! # The official announcement for the start date of 2000 can be viewed at: # ! # ftp://ftp.huji.ac.il/pub/tz/announcements/2000-start.ps.gz ! # ! # The official announcement for the end date of 2000 and the dates ! # for the years 2001-2004 can be viewed at: ! # ! # ftp://ftp.huji.ac.il/pub/tz/announcements/2000-2004.ps.gz

# Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S Rule Zion 2000 only - Apr 14 2:00 1:00 D ! Rule Zion 2000 only - Oct 6 1:00 0 S ! Rule Zion 2001 only - Apr 9 1:00 1:00 D ! Rule Zion 2001 only - Sep 24 1:00 0 S ! Rule Zion 2002 only - Mar 29 1:00 1:00 D ! Rule Zion 2002 only - Oct 7 1:00 0 S ! Rule Zion 2003 only - Mar 28 1:00 1:00 D ! Rule Zion 2003 only - Oct 3 1:00 0 S ! Rule Zion 2004 only - Apr 7 1:00 1:00 D ! Rule Zion 2004 only - Sep 22 1:00 0 S

# From Paul Eggert (2000-01-17): ! # Here are guesses for rules after 2004. # They are probably wrong, but they are more likely than no DST at all. # Rule NAME FROM TO TYPE IN ON AT SAVE LETTER/S ! Rule Zion 2005 max - Apr 1 1:00 1:00 D ! Rule Zion 2005 max - Oct 1 1:00 0 S

# Zone NAME GMTOFF RULES FORMAT [UNTIL] Zone Asia/Jerusalem 2:20:56 - LMT 1880 ----------------------------------UNTIL-HERE------------------------------ -----

__________________________________________________________________________ _ Ephraim Silverberg, CSE System Group, Phone number: 972-2-6585521 Hebrew University, Jerusalem, Israel. Fax number: 972-2-6585439 WWW: http://www.cs.huji.ac.il/~ephraim E-mail: ephraim@cse.huji.ac.il