Revised Regulations of Ontario - In force dates

Last revised January 14, 2021

Consolidated Regulations of Ontario, 1950

in force January 18, 1951
See C.R.O. 1950, Vol. 3, p. 731

Revised Regulations of Ontario, 1960

In force July 1, 1961
See R.R.O. 1960, Vol.3, p. 1071

Revised Regulations of Ontario, 1970

In force November 15, 1971
See R.R.O. 1970, Supplement, p. 987

Revised Regulations of Ontario, 1980

In force November 16, 1981
See R.R.O. 1980, Supplement, Vol. 2, p. i

Revised Regulations of Ontario, 1990

In force November 16, 1992
See R.R.O. 1990, Supplement, Vol. 3, p. 683