1. In any year in which the celebration of the holiday known as 'Memorial day' is to be otherwise observed as a public holiday pursuant to any other provision of the laws of this state on a day which is other than the day provided by federal law for such observance, the trustees or board of education may by resolution provide that in and for such school district, such observance shall be had on the day designated for federal purposes. 2. Upon the adoption of such resolution the day so designated for federal purposes shall for the purposes of such school district, its facilities, employees and students be a public holiday and subject to all other provisions of law relating to public holidays and the date otherwise provided by state law for the observance of Memorial day shall not be a public holiday for that year in or for such school district.
New York Legal Code