He represented the electoral district of Drummond for ten years in the Legislative Assembly of the Province of Canada.
[3][4] Watts was a public official, holding the office of Assistant Governor's Secretary in the government of Lower Canada.
Heriot was appointed a member of the Special Council, after the Lower Canada Rebellion and the suspension of the provincial constitution by the British government.
[1][3][6] Following the rebellion in Lower Canada, and the similar rebellion in 1837 in Upper Canada (now Ontario), the British government decided to merge the two provinces into a single province, as recommended by Lord Durham in the Durham Report.
[7][8][9] Watts stood unopposed for election to the riding of Drummond and was acclaimed to the Legislative Assembly.