1898 St. Bernard and Plaquemines
1913 No change
1921 gone
1950 Dec. 8 St. John the Baptist and St. Charles
1952 No change
1954 No change
1968 No change
1975 No change
1977 (1976) No change
1985 Jan. 1 (1982) St. Charles
Authority
1898 Louisiana Constitution, adopted May 12, 1898, Articles 107 and 108
1950 ACT No. 560
1982 ACT No. 21