2015 New York Laws
LAB - Labor
Article 15 - MINES AND TUNNELS; QUARRIES; COMPRESSED AIR
Title 3 - (425 - 432) COMPRESSED AIR
428 - Physical examinations.

  428.  Physical  examinations.  If an employee is a new employee, an
  absentee for ten or more successive days, an employee who has worked  in
  compressed air continuously for three months or a beginner in compressed
  air  who  has  worked  but  a  single  shift as required by section four
  hundred and thirty, the officer or officers required by subdivision  one
  of  section  four hundred and twenty-seven shall examine him and declare
  him physically fit to work in compressed air before  permitting  him  to
  enter or re-enter the working chamber.