He contested the parliamentary seat of Hammersmith North for the Conservatives in 1964, and was defeated; and of Dover in 1966, where, again defeated, he increased the Party vote against a landslide to Labour nationally.
In 1981 he conceived the electronic tag for (appropriate) offenders, as an alternative to imprisonment, and in 1982 formed and launched the Offender's Tag Association as a pressure group for the adoption and exploitation of the tag (a term adopted by Stacey from the inception of the scheme).