The Planning Department's primary responsibility primary responsibility is to provide assistance to the citizens of Slidell with permitting and guidance in understanding the Code of Ordinances as adopted.  Department Staff provides support to the Planning and Zoning Commissions and the Board of Zoning Adjustments, as well as working with the East St. Tammany Chamber of Commerce, Slidell Economic Development Alliance, St. Tammany Economic Development Foundation, and Friends of Olde Towne Slidell, a Louisiana Main Street organization, all in an effort to ensure the citizens of Slidell a safe, fair and quality place to live and work.

Other issues and responsibilities include:  planning, zoning, regulation of new subdivisions, annexation of properties into City limits, beautification grant coordination and administration of beautification projects, administration of Community Development Block Grant (CDBG) funds, and coordination with Olde Towne Redevelopment Project.  The Department is also very active in the development of special projects including the Rufus Viner Community Center, development of the "Slidell Tomorrow" Master Plan, and other economic development incentives.

The Department also provides guidance to the City's elected officials and appointed commissions on growth management issues, including providing a vision to guide Slidell's future development.