"Ceremonial purposes" refers to using something or performing an action for symbolic or formal occasions, such as celebrations, rituals, or traditions. Full definition
Cuomo admired the 12 - cylinder convertible Phaeton and announced that it will be used for ceremonial purposes in parades and other events promoting New York history and tourism. (nypost.com)
Jars (ollas) were placed as receptacles for water dripping from stalactites and used for a variety of ceremonial purposes. (ambergrisCaye.com)
42 U.S. Code § 1996a was passed that excepted «use, possession, or transportation of peyote by an Indian for bona fide traditional ceremonial purposes in connection with the practice of a traditional Indian religion», and prohibits states from passing their own restrictions. (law.stackexchange.com)