(a) On a petition for appointment of a conservator or other protective order, the person to be protected must be served personally with notice of the proceeding at least twenty days before the date of hearing. The spouse and the adult children of the person to be protected, or if none, his parents or nearest adult relatives if there are no parents, must be given notice of the proceeding at least twenty days before the hearing if they can be found within the State, or, if they cannot be found within the State, they must be given notice in accordance with Section 62-1-401. Waiver by the person to be protected is not effective unless he attends the hearing or waiver of notice is given by his attorney.
(b) Notice of a petition for appointment of a conservator or other initial protective order, and of any subsequent hearing, must be given to any person who has filed a request for notice under Section 62-5-406 and to interested persons and other persons as the court may direct. Except as otherwise provided in (a), notice shall be given in accordance with Section 62-1-401.