Cyprus is splitting into two time zones

Add a zone Asia/North_Nicosia for North Cyprus. * NEWS: Document this. * asia, zone.tab, zone1970.tab (Asia/North_Nicosia): New zone.
eggert · Sep 9, 2016 · 9512688 · 9512688
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diff --git a/NEWS b/NEWS
@@ -5,8 +5,9 @@ Unreleased, experimental changes
   Changes to future time stamps
 
     Turkey switched from EET/EEST (+02/+03) to permanent +03,
-    effective 2016-09-07.  (Thanks to Burak AYDIN.)  Use "+03" rather
+    effective 2016-09-07.  (Thanks to Burak AYDIN.)  Northern Cyprus
-    than an invented abbreviation for the new time.
+    followed suit the next day, which creates a zone Asia/North_Nicosia.
+    Use "+03" rather than an invented abbreviation for the new time.
 
     New leap second 2016-12-31 23:59:60 UTC as per IERS Bulletin C 52.
     (Thanks to Tim Parenti.)

diff --git a/asia b/asia
@@ -773,6 +773,12 @@ Zone	Asia/Macau	7:34:20 -	LMT	1912 Jan  1
 # Cyprus
 #
 # Milne says the Eastern Telegraph Company used 2:14:00.  Stick with LMT.
+# IATA SSIM (1998-09) has Cyprus using EU rules for the first time.
+#
+# From Paul Eggert (2016-09-09):
+# Yesterday's Cyprus Mail reports that Northern Cyprus followed Turkey's
+# lead and switched from +02/+03 to +03 year-round.
+# http://cyprus-mail.com/2016/09/08/two-time-zones-cyprus-turkey-will-not-turn-clocks-back-next-month/
 #
 # Rule	NAME	FROM	TO	TYPE	IN	ON	AT	SAVE	LETTER/S
 Rule	Cyprus	1975	only	-	Apr	13	0:00	1:00	S
@@ -788,7 +794,10 @@ Rule	Cyprus	1981	1998	-	Mar	lastSun	0:00	1:00	S
 Zone	Asia/Nicosia	2:13:28 -	LMT	1921 Nov 14
 			2:00	Cyprus	EE%sT	1998 Sep
 			2:00	EUAsia	EE%sT
-# IATA SSIM (1998-09) has Cyprus using EU rules for the first time.
+Zone Asia/North_Nicosia 2:13:27	-	LMT	1921 Nov 14
+			2:00	Cyprus	EE%sT	1998 Sep
+			2:00	EUAsia	EE%sT	2016 Sep 8
+			3:00	-	+03
 
 # Classically, Cyprus belongs to Asia; e.g. see Herodotus, Histories, I.72.
 # However, for various reasons many users expect to find it under Europe.

diff --git a/zone.tab b/zone.tab
@@ -152,7 +152,8 @@ CU	+2308-08222	America/Havana
 CV	+1455-02331	Atlantic/Cape_Verde
 CW	+1211-06900	America/Curacao
 CX	-1025+10543	Indian/Christmas
-CY	+3510+03322	Asia/Nicosia
+CY	+3510+03322	Asia/Nicosia	Cyprus (most areas)
+CY	+3511+03322	Asia/North_Nicosia	North Cyprus
 CZ	+5005+01426	Europe/Prague
 DE	+5230+01322	Europe/Berlin	Germany (most areas)
 DE	+4742+00841	Europe/Busingen	Busingen

diff --git a/zone1970.tab b/zone1970.tab
@@ -144,7 +144,8 @@ CU	+2308-08222	America/Havana
 CV	+1455-02331	Atlantic/Cape_Verde
 CW,AW,BQ,SX	+1211-06900	America/Curacao
 CX	-1025+10543	Indian/Christmas
-CY	+3510+03322	Asia/Nicosia
+CY	+3510+03322	Asia/Nicosia	Cyprus (most areas)
+CY	+3511+03322	Asia/North_Nicosia	North Cyprus
 CZ,SK	+5005+01426	Europe/Prague
 DE	+5230+01322	Europe/Berlin	Germany (most areas)
 DK	+5540+01235	Europe/Copenhagen