To be a private investigator in NY, you will need to be a minimum of twenty five years old and also have either three yrs of working experience in investigations or 20+ several years of law enforcement working experience. You have to also move a NY point out PI exam https://www.saludcapital.gov.co/sitios/VigilanciaSaludPublica/Lists/Contactenos/DispForm.aspx?ID=756292