The Combined Probation Areas (Hertfordshire) Order 1990
This Order amends the Combined Probation Areas Order 1986 to take account of the abolition of the petty sessional divisions of Hatfield and Welwyn and their reconstitution as the new division of Mid Hertfordshire effected by the Petty Sessional Divisions (Hertfordshire) Order 1990 (S.I. 1990/303) which comes into force on 1st April 1990.