Lords Commissioners of the Treasury concomitant, so much so that the Prime Minister's official residence, 10 Downing Street, is in fact the official residence of the First Lord of the Treasury, which title is named on the letter box. Salisbury, as a marquess of vast independent wealth, had no use of an official residence, instead living in his grander town house at 20 Arlington Street in St James's, and could instead bestow it as a perquisite to other ministers, along with the First Lordship itself. Other positions have been linked to the Prime Ministership as well. Continuously since 1968, when the position was created by
First Lord of the Treasury a royal warrant only in 1905. William Pitt the Younger once opined that the Prime Minister ""ought to be the person at the head of the finances"" (though Pitt also served as Chancellor of the Exchequer for the entirety of his time as Prime Minister, so his linkage of the finance portfolio to the premiership was wider than merely proposing the occupation of the First Lordship of the Treasury by the Prime Minister). Prior to 1841 the First Lord of the Treasury also held the office of Chancellor of the Exchequer unless he was a peer and thus barred from