New York General City Law Section 62 - Key space.

62. Key space. All ceilings, stud partitions and furred walls in tenements, apartments, hospitals, schools, and other public buildings where plastered with lime on wood lath shall have not less than three-eighths space between lath. All grounds and jambs shall mean not less than seven-eighths from the stud.

Last modified: February 3, 2019