A dead human body which is not claimed for burial or cremation within forty-

A dead human body which is not claimed for burial or cremation within forty- eight hours shall become the responsibility of the Board of Supervisors of the county in which the dead body is located. The Board of Supervisors shall make reasonable efforts to notify members of the decedent’s family or other known interested persons, and, if the dead body is not claimed for burial or cremation by any interested person within five days, the Board of Supervisors shall, as soon as it may think appropriate, authorize and direct the burial or cremation and burial of the residue of such dead body.