 He did not stand again at the election of 1747, as the Place Act 1742 made incompatible his seat on the Board of Works with a place in Parliament.He was questioned over errors in his Post Office accounts in 1748, but remained paymaster until 1755.In 1753, he inherited Kevington Hall (which has been remodelled internally into the county primary school of St Mary Cray, Greater London) from his first cousin, Richard Manning.