2006 New York Code - Record Keeping.

 
    §  233.  Record  keeping.  1. In all cases where service work is being
  performed pursuant to a contract therefor,  the  contractor  shall  keep
  original  payrolls  or  transcripts thereof, subscribed and confirmed by
  him as true, under penalties of perjury,  showing  the  hours  and  days
  worked  by each employee, the craft, trade or occupation at which he was
  employed, and the wages paid.
    2. Where the wages paid include sums which are not  paid  directly  to
  the  workmen  weekly and which are expended for supplements, the records
  required to be maintained shall include a record of such hourly  payment
  on  behalf  of such employees, the supplement for which such payment has
  been made, and the name and address of the person to whom  such  payment
  has  been  made. In all such cases, the contractor shall keep a true and
  inscribed copy of the agreement under which such payments  are  made,  a
  record  of  all  net payments made thereunder, and a list of all persons
  for whom such payments are made.
    3. The records required to be maintained shall be kept on the site  of
  the  work  during  all of the time that work under the contract is being
  performed.
    4. All records required to be maintained  shall  be  preserved  for  a
  period of three years after the completion of work.