N.Y. ACA Law § 19.09

§ 19.09. Portable booth for temporary exhibitions. Where motion\npictures are exhibited daily for not more than one month, or not more\noften than three times a week, in educational or religious institutions\nor bona fide social, scientific, political or athletic clubs, a portable\nbooth may be substituted for the booth required in sections 19.01 and\n19.03 of this article. Such booth shall have a height of not less than\nsix feet and an area of not less than twenty square feet and shall be\nconstructed of asbestos board, sheet steel of no less gauge than\ntwenty-four; or some other approved fireproof material. Such portable\nbooth shall conform to the specifications of section 19.03 of this\narticle with reference to windows and door, but not with reference to\nvent flues. The floor of such booth shall be elevated above the\npermanent support on which it is placed by a space of at least one-half\ninch, sufficient to allow the passage of air between the floor of the\nbooth and the platform on which the booth rests, and the booth shall be\ninsulated so that it will not conduct electricity to any other portion\nof the building.\n