January 1st
Property is assessed as to condition and ownership as of this date.
April 1st
Deadline for filing self-reporting forms for business personal property.
August 15 through September 15
Tax roll open for public inspection for a 15 day period. The exact dates are published annually in all St. Tammany Parish newspapers.
For the 2012 Tax Roll the dates are from August 30, 2012 to September 14, 2012.
November 15th
Louisiana Tax Commission certifies the Tax Roll by this date. Sheriff and Ex-officio Tax Collector mails tax notices shortly thereafter.
December 31st
Property taxes are due and payable by this date and become delinquent thereafter unless a time extension is granted by the Sheriff and Ex-officio Tax Collector.