1. In addition to all other duties imposed by law, the coroner of the City of St. Louis shall certify and file with the state registrar of vital statistics a death certificate in manner and form as provided by section 193.160 for the death of all persons buried by his office for which the city received reimbursement for the cost of such burial from the federal government under the provisions of the Federal Social Security Act.

2. For the performance of the duties imposed by this section, the coroner shall receive, in addition to all other compensation provided by law, the sum of seven thousand dollars per year to be paid in equal monthly installments as other official salaries in the city are paid.