(a) Except as provided in subsection (b) of this section, a person may not require that a cremation be performed with a casket. However, the use of a simple container may be required.
(b) The person arranging for final disposition of a body may specify that a casket:
(1) Be used before cremation;
(2) Be consumed during cremation;
(3) Be used after cremation; or
(4) Not be used before, during, or after cremation.