(a) If an authorizing agent is not available to execute the cremation authorization form, that person may delegate that authority to another person in writing, or, if located outside of the area, by sending the crematory authority a written communication:

1. (1) That contains the:

   1. (A) Name, address, and relationship of the sender to the deceased; and
   2. (B) Name and address of the individual to whom authority is delegated; and
2. (2) Indemnifying the delegated individual and the crematory authority from all liability concerning the cremation.

(b) Upon receipt of the written communication, the crematory authority shall:

1. (1) Allow this individual to serve as the authorizing agent and execute the cremation authorization form; and
2. (2) Be entitled to rely upon the cremation authorization form.