Under current law, GS 115C-84.2(d) sets the parameters within which local boards of education must determine the opening and closing dates of public schools under subdivision (a)(1) of this statute. Amends GS 115C-84.2(d) to provide the specified local boards of education with additional flexibility in adopting their school calendars. Limits application of this provision to the Cabarrus County Schools and Kannapolis City Schools. Applies beginning with the 2017-18 school year.