
Dear maintainers of the Time Zone Database! I would like to inform you that Qyzyolrda Region (Asia/Qyzylorda) is changing its time zone from UTC+6 to UTC+5 effective December 21st, 2018. The legal document is located here: http://adilet.zan.kz/rus/docs/P1800000817 (russian language). Accordingly resolution the time zone must be changed on December 20 18:00 UTC. -- Alexander Konzurovski

On 12/20/18 9:17 AM, Alexander Konzurovski wrote:
Qyzylorda Region (Asia/Qyzylorda) is changing its time zone from UTC+6 to UTC+5 effective December 21st, 2018. The legal document is located here: http://adilet.zan.kz/rus/docs/P1800000817 (russian language).
Accordingly resolution the time zone must be changed on December 20 18:00 UTC.
Thanks for the heads-up. Unfortunately this was not much notice, as the change occurred less than 45 minutes after you sent your email, and this was before I read the email. So the proposed tzdb patch (attached) is for both past and future timestamps. Did Qostanay (also known as Kostanay or Қостанай) also change? The proposed patch assumes Qostanay did not change, as this is what Google Translate implies from the URL you sent. But if this is incorrect and Qostanay also changed, that would make the patch smaller as we can then avoid creating a special Zone entry for Qostanay. I suppose we'll need a new tzdb release soon for this.

On Dec 20, 2018, at 12:12 PM, Paul Eggert <eggert@cs.ucla.edu> wrote:
On 12/20/18 9:17 AM, Alexander Konzurovski wrote:
Qyzylorda Region (Asia/Qyzylorda) is changing its time zone from UTC+6 to UTC+5 effective December 21st, 2018. The legal document is located here: http://adilet.zan.kz/rus/docs/P1800000817 (russian language).
Accordingly resolution the time zone must be changed on December 20 18:00 UTC.
Thanks for the heads-up. Unfortunately this was not much notice, as the change occurred less than 45 minutes after you sent your email, and this was before I read the email.
To quote from the Google translation of the header for the decree: Decree of the Government of the Republic of Kazakhstan of December 7, 2018 No. 817. If the decree was truly issued on 2018-12-07, if an email had been sent to the tz list closer to 2018-12-07 than to 2018-12-21, it would have been easier for Paul to get a tzdb release out before the change occurred.

Yes, I understand. I just noticed that at the moment in a Debian tzdata package there were no changes and decided to write to you. On 21/12/18 02:20, Guy Harris wrote:
On Dec 20, 2018, at 12:12 PM, Paul Eggert <eggert@cs.ucla.edu> wrote:
On 12/20/18 9:17 AM, Alexander Konzurovski wrote:
Qyzylorda Region (Asia/Qyzylorda) is changing its time zone from UTC+6 to UTC+5 effective December 21st, 2018. The legal document is located here: http://adilet.zan.kz/rus/docs/P1800000817 (russian language).
Accordingly resolution the time zone must be changed on December 20 18:00 UTC.
Thanks for the heads-up. Unfortunately this was not much notice, as the change occurred less than 45 minutes after you sent your email, and this was before I read the email.
To quote from the Google translation of the header for the decree:
Decree of the Government of the Republic of Kazakhstan of December 7, 2018 No. 817.
If the decree was truly issued on 2018-12-07, if an email had been sent to the tz list closer to 2018-12-07 than to 2018-12-21, it would have been easier for Paul to get a tzdb release out before the change occurred.
-- Alexander Konzurovski

No, the time zone of Qostanay did not change and Asia/Almaty can be used for Qostanay. In the decree the border of division of time zones according to the regions of the Republic of Kazakhstan is specified (Paragraph 3). You can trace this border on the map https://en.wikipedia.org/wiki/Template:Provinces_of_Kazakhstan_Image_Map UTC+5 | UTC+6 ----------+---------- AKTOBE | KOSTANAY KYZYLORDA | KARAGANDY | SOUTH KAZ On 21/12/18 02:12, Paul Eggert wrote:
On 12/20/18 9:17 AM, Alexander Konzurovski wrote:
Qyzylorda Region (Asia/Qyzylorda) is changing its time zone from UTC+6 to UTC+5 effective December 21st, 2018. The legal document is located here: http://adilet.zan.kz/rus/docs/P1800000817 (russian language).
Accordingly resolution the time zone must be changed on December 20 18:00 UTC.
Thanks for the heads-up. Unfortunately this was not much notice, as the change occurred less than 45 minutes after you sent your email, and this was before I read the email. So the proposed tzdb patch (attached) is for both past and future timestamps.
Did Qostanay (also known as Kostanay or Қостанай) also change? The proposed patch assumes Qostanay did not change, as this is what Google Translate implies from the URL you sent. But if this is incorrect and Qostanay also changed, that would make the patch smaller as we can then avoid creating a special Zone entry for Qostanay.
I suppose we'll need a new tzdb release soon for this.
-- Alexander Konzurovski

On 12/20/18 12:46 PM, Alexander Konzurovski wrote:
No, the time zone of Qostanay did not change
Thanks for checking.
and Asia/Almaty can be used for Qostanay.
Although that will work for today's timestamps, it will mishandle timestamps before October 2004, as Asia/Almaty was at +06 (with DST) from 1992 through 2004 whereas Qostanay was at +05 (with DST). Our guideline is that a new Zone entry is needed if the timestamp history has diverged at any time since 1970, so it looks Qostenay needs a Zone now (it didn't before, as this is the first time it's disagreed with Qyzylorda since 1970 as far as we know).
participants (3)
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Alexander Konzurovski
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Guy Harris
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Paul Eggert