4Nothing in this Schedule shall take away or abridge, as against the Commission or any other person—
(a)any such right as is referred to in paragraphs (a), (b) or (c) " of subsection (1) of section thirty-four of the principal Act (which relates to certain statutory rights of the Crown, local authorities, statutory undertakers and other persons) ; or
(b)any right conferred by a working facilities order;
or shall, by reason of any reference contained in a lease of coal to any such right as aforesaid, confer any right or impose any liability on the Commission.