Section 47 of the Principal Act is amended as follows:(a) by omitting from subsection (2) "Guardianship and Administration Board" and substituting "Tribunal" ;(b) by omitting from subsection (2) "Board" second occurring and substituting "Tribunal" ;(c) by omitting from subsection (2) "Board" third occurring and substituting "Tribunal" ;(d) by omitting from subsection (4) "Guardianship and Administration Board" and substituting "Tribunal" ;(e) by omitting from subsection (4) "Board" second occurring and substituting "Tribunal" ;(f) by omitting from subsection (8) "Guardianship and Administration Board" and substituting "Tribunal" .