The Council shall by ordinance provide regulations and restrictions governing the height, number of stories, and size of buildings and other structures, the percentage of lot that may be occupied, the size of yards, courts, and other open spaces, and the location and use of buildings, structures, and land for trade, industry, residence, and other purpose.  Such regulation shall provide for a Board of Appeals to determine and vary their application in harmony with their general purpose and intent in accordance with the general provisions of the ordinance.
   The Board of Appeals shall consist of five members, one of whom shall be the President of Council.  The other four members shall be citizens of the City of Portsmouth, not in service of the City, who shall be appointed by Council to serve without compensation for a term of one, two, three and four years, and all subsequent terms to be for a four year period.  The President of Council shall be a voting member of the Zoning Board of Appeals.
(Adopted 11-5-68; Amended 11-5-02.)