Answer:
Yes it is.
Here are the observed days in Switzerland.
*** Observed Days ***
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Country Event 2010
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Switzerland New Year's Day Fri, Jan 1
Switzerland Berchtoldstag Sat, Jan 2
Switzerland Daylight Saving Time begins Sun, Mar 28
Switzerland Good Friday Fri, Apr 2
Switzerland Easter Day Sun, Apr 4
Switzerland Easter Monday Mon, Apr 5
Switzerland Mother's Day Sun, May 9
Switzerland Ascension Day Thu, May 13
Switzerland Pentecost (Whit Sunday) Sun, May 23
Switzerland Whit Monday Mon, May 24
Switzerland Father's Day Sun, Jun 20
Switzerland National Day Sun, Aug 1
Switzerland Federation Day Sun, Sep 19
Switzerland Daylight Saving Time ends Sun, Oct 31
Switzerland Christmas Day Sat, Dec 25
Switzerland St. Stephen's Day Sun, Dec 26