Some areas in Mexico may extend the DST period

Olson, Arthur David (NIH/NCI) [E] olsona at
Tue Jan 5 05:15:49 UTC 2010

I plan to work on Mexico this coming Wednesday; where we go from there depends on just how much time zone splitting is involved.

From: Deborah Goldsmith [goldsmit at]
Sent: Monday, January 04, 2010 8:27 PM
To: tz at
Subject: Re: Some areas in Mexico may extend the DST period

Is there a plan to release this in an update? It seems fairly imminent.


On Dec 28, 2009, at 5:42 AM, Steffen Thorsen wrote:

> Steffen Thorsen wrote:
>> Mexico's House of Representatives has approved a proposal for northern Mexico's border cities to share the same daylight saving schedule as the United States.
> Now this has passed both the Congress and the Senate, so starting from 2010, some border regions will be the same:
> (Spanish)
> Could not find the new law text, but the proposed law text changes are here:
> (Gaceta Parlamentaria)
> There is also a list of the votes here:
> Our page:
> Best regards,
> Steffen Thorsen -

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