You can get copies of building floor plans for properties located in the City through the Department of Buildings (DOB). Floor plans may be viewed at no charge.These Codes provide for the construction of safe, resilient, and energy efficient buildings throughout New York State. Current Building Codes of New York State. To kick off your Building Plan Review, you must include a building site plan, with 11"x17" architectural drawings. This article is about the process and protocols for building a house in New York City including some of the bureaucracy. Determine the area to be drawn. 12, Note: The Excel version of this form has comments embedded for guidance in filling out many areas of the form.