ยง 418. Purchase  and  display  of  flag.   It shall be the duty of the
  school authorities of every public school  in  the  several  cities  and
  school  districts  of  the  state  to  purchase  a  United  States flag,
  flag-staff and the necessary appliances therefor, and  to  display  such
  flag upon or near the public school building during school hours, and at
  such other times as such school authorities may direct.
Structure New York Laws
Article 9 - School Buildings and Sites
401 - Sites; Designation and Change.
402 - Sale of Former Schoolhouse or Site.
402-A - Procedures for Closing a School Building.
403 - Application of Proceeds of Sale.
403-A - Leasing of School Property.
403-B - Leasing of School Buildings and Facilities.
404 - Acquisition of Real Property.
405 - Conveyance of Property to Public Corporations.
406 - Vesting of Title of Lands in Certain Cases.
407 - Application to Certain Districts.
408 - Plans and Specifications of School Buildings Must Be Approved by Commissioner of Education.
408-A - Plans and Specifications for Construction of New School Buildings.
409 - School Building Regulations in Relation to Health and Safety.
409-A - Eye Safety Devices for Certain Students and Teachers.
409-B - Use of Mercury Vapor or Metal Halide Lamps Within School Buildings.
409-C - Athletic Safety Equipment.
409-D - Comprehensive Public School Building Safety Program.
409-E - Uniform Code of Public School Buildings Inspection, Safety Rating and Monitoring.
409-F - Electrically Operated Partition and Door Safety.
409-G - Purchase and Use of Paradichlorobenzene Deodorizers.
409-H - Requirements for Notification of Pesticide Applications.
409-I - Procurement and Use of Environmentally-Sensitive Cleaning and Maintenance Products.
409-K - Pesticide Alternatives.
409-L - Posting Child Abuse Hotline Telephone Number.
409-M - Gender Neutral Single-Occupancy Bathroom Facilities.
410 - Officials Not to Be Interested in Sales, Leases or Contracts.
412 - Condemnation of Schoolhouse and Erection of New Schoolhouse in Place Thereof.
413 - Use of School Buildings for Examinations.
414 - Use of Schoolhouse and Grounds.
415 - No Schoolhouse Shall Be Built on Town Line.
416 - School Taxes and School Bonds.
417 - Allocation of Moneys by Regents for Extraordinary Relief to School Districts.
418 - Purchase and Display of Flag.
419 - Display of Flags in Assembly Rooms.