Scottish Parliament (Constituencies) Act 2004
Before it was amended by this Act , the Scotland Act 1998 provided for the constituencies of the Scottish Parliament ( known also as "Holyrood" constituencies ) to be the same as those for the United Kingdom Parliament ( Westminster ) , except that Orkney and Shetland were separate constituencies . 
<triplet> United Kingdom Parliament <subj> Westminster <obj> headquarters location <triplet> Westminster <subj> United Kingdom Parliament <obj> occupant