Tuesday 01 Jan New Year's Day
Sunday 24 Mar Palm Sunday
Thursday 28 Mar Maundy Thursday
Friday 29 Mar Good Friday
Sunday 31 Mar Easter Sunday
Monday 01 Apr Easter Monday
Wednesday 01 May Labour Day
Thursday 09 May Ascension Day
Friday 17 May Constitution Day
Sunday 19 May Pentecost
Monday 20 May Whit Monday
Tuesday 24 Dec Christmas Eve (only Banks)
Wednesday 25 Dec Christmas Day
Thursday 26 Dec St Stephen's Day
Source: http://public-holidays.blogspot.com/2012/11/public-holidays-norway.html