Market days for all stall spaces shall be on every day except Sunday and holidays. Except for the Wholesale Fish Market, for which a separate provision is made, and except as otherwise provided in this section, market hours at the several markets shall begin at 6 a.m. and end at 6 p.m on all market days. On Saturdays, market hours shall begin at 6 a.m. and end at 10 p.m. The hours specified herein as market hours for Saturday shall also apply to the days immediately preceding the Fourth of July, Thanksgiving Day, Christmas Day, and New Year’s Day, unless the day immediately preceding any such specified holiday would fall on a Sunday. Provided, however, that the Mayor shall have the right, after meeting with the merchants for that purpose, to change the periods during which any or all of the markets are to be opened to cover periods not specified hereinabove when, in his opinion, the best interests of the public markets will be served by such change. The Mayor may cancel the an existing lease, after giving 30 days’ notice in writing by certified mail, of any merchant failing to conform to the designated hours, when, in the opinion of the Mayor, such cancellation is in the best interest of the public markets. An aggrieved merchant can appeal a notice of cancellation within 15 days of its receipt to the Market Appeals Board for its review and decision. The members of the Board are:the Commissioner of the Department of Housing and Community Development or the Commissioner’s designee; the President of the Baltimore Development Corporation or the President’s designee; the President of the Market Association where the stall space is located; and a member of the City Council appointed by the President of the Council. City Code, 1966, art. 16, §§4, 5, 11(1st sen.) 1976/83, art. 16, §§4, 5, 15(d)(1st sen.) Ord. 56-421 Ord. 58-1587 Ord. 65-743 Ord. 75-783 Ord. 82-638 Ord. 83-1074 Ord. 89-264