(a) A funeral director who contracts with a customer to perform funeral directing under this chapter, or an agent of the funeral establishment, shall be present when the casket containing the human body to which the contract applies is placed in a grave, crypt, or burial vault unless interment or entombment takes place at a location outside this state.
(b) The funeral directing duties related to interment or entombment services are complete when the casket is placed in a grave, crypt, or burial vault.