[tz] Norfolk Island

[Tim Parenti]

See attached proposed patch to implement the Norfolk Island change.

--
Tim Parenti

On 23 Sep 2015 20:57, World Time Zone wrote:
> Here is an official Australia government web link to confirm that 
> Norfolk Island will change the country’s Standard Variation
> from +1130 to +1100:
> "The Norfolk Island Standard Time Ordinance 2015 sets the Standard 
> Time for Norfolk Island from Co-ordinated Universal Time (UTC) +11.5 
> to UTC +11.  "
> https://www.comlaw.gov.au/Details/F2015L01483/Explanatory%20Statement/Text

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From 44f1355be65081c5658117c875eefea0ad71f213 Mon Sep 17 00:00:00 2001
From: Tim Parenti <tim at timtimeonline.com>
Date: Wed, 23 Sep 2015 22:03:24 -0400
Subject: Norfolk Island shifts from +1130 to +1100 on 2015-10-04 at 02:00.

* australasia (Pacific/Norfolk): Implement this.
* NEWS: Document this.
---
 NEWS        |  3 +++
 australasia | 15 ++++++++++++++-
 2 files changed, 17 insertions(+), 1 deletion(-)

diff --git a/NEWS b/NEWS
index e2872c0..571f5d9 100644
--- a/NEWS
+++ b/NEWS
@@ -4,6 +4,9 @@ Unreleased, experimental changes
 
   Changes affecting future time stamps
 
+    Norfolk Island switches from +1130 to +1100 on 2015-10-04 at 02:00
+    local time.  (Thanks to Alexander Krivenyshev.)
+
     Turkey's 2015 fall-back transition is scheduled for Nov. 8, not Oct. 25.
     (Thanks to Fatih.)
 
diff --git a/australasia b/australasia
index c274f2e..b6220e5 100644
--- a/australasia
+++ b/australasia
@@ -514,10 +514,23 @@ Zone	Pacific/Niue	-11:19:40 -	LMT	1901        # Alofi
 			-11:00	-	NUT
 
 # Norfolk
+#
+# From Alexander Krivenyshev (2015-09-23):
+# "The Norfolk Island Standard Time Ordinance 2015 sets the Standard Time for
+# Norfolk Island from Co-ordinated Universal Time (UTC) +11.5 to UTC +11."
+# https://www.comlaw.gov.au/Details/F2015L01483/Explanatory%20Statement/Text
+#
+# From Tim Parenti (2015-09-23):
+# The explanatory statement states that "[b]oth Ordinances commence at 12.30 am
+# (by legal time in New South Wales) on 4 October 2015 to coincide with the
+# commencement of daylight saving on the east coast of Australia"; this is
+# 02:00 local time.
+#
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
 Zone	Pacific/Norfolk	11:11:52 -	LMT	1901 # Kingston
 			11:12	-	NMT	1951 # Norfolk Mean Time
-			11:30	-	NFT	# Norfolk Time
+			11:30	-	NFT	2015 Oct  4  2:00 # Norfolk Time
+			11:00	-	NFT
 
 # Palau (Belau)
 # Zone	NAME		GMTOFF	RULES	FORMAT	[UNTIL]
-- 
2.5.1