From 1984-1987 he served as a member of the Diocesan Pastoral Council. In 1989, Côté returned to Washington to serve as secretary of the Nunciature of the Holy See.
Between 1984 and 1987, he was a member of the Diocesan Pastoral Council.  In 1989, Côté returned to Washington to work as the secretary for the Nunciature of the Holy See.