The threshold for requiring recovery plans has yet to be crossed unless you are looking to become Emergency Management Accreditation Program-certified.
If you are wondering where to start, check out this FEMA publication, Pre-Disaster Recovery Planning Guide for Local Governments. Like most tasks waiting to be done, starting is the first step, and perhaps the hardest element in the planning process — overcoming the inertia to get going when no one is bugging you to do the planning.
If you want to set yourself and your program apart from others — recovery planning will likely do that for you.