No trustee ad litem and no individual member of an association shall be liable for the payment of a money judgment entered against the association as such; but a trustee ad litem representing a plaintiff association shall be liable for any costs which may be taxed against the association and a trustee ad litem representing a defendant association asserting any counterclaim or setoff shall be liable for any costs which may be taxed against the association.
231 Pa. Code r. 2155