[1] In July 1765, the 5th Duke died unmarried and was succeeded by his younger brother Lord Harry, who also became Marquess of Winchester.
In 1765, Paulet was elected as a Member of Parliament for Winchester as a Tory, after Harry Powlett had become Duke of Bolton in July.
Paulet was appointed as Groom Porter to King George III on 23 December 1765, holding the office until it was abolished on 14 November 1782.
[4] By the time Paulet left Parliament in 1774, his brother had died and he had become heir presumptive to the Marquessate of Winchester.
Appointed Vice-Admiral of Dorset and of Hampshire in 1797, he died in 1800 and was succeeded in the marquessate by his eldest son Charles.