§ 33. Contracts for supplies and commodities needed in the
administration of assistance. The department may

(a) make agreements for supplies and commodities needed in the
administration of assistance and care, under which local welfare units
may, subject to the approval of the department, purchase such supplies
and commodities; and

(b) in accordance with requisitions duly approved by the commissioner
of general services, purchase as the agent of local welfare units and on
their request, supplies or commodities needed in the administration of
assistance and care and make payments therefor after making proper
deductions from state reimbursements due the local units which avail
themselves of the provisions of this subdivision.