Establishes the Lake Ontario-St. Lawrence Seaway flood recovery and International Joint Commission Plan 2014 mitigation grant program

Establishes the Lake Ontario-St. Lawrence Seaway flood recovery and International Joint Commission Plan 2014 mitigation grant program to provide assistance to small businesses, farms, multiple dwelling owners, not-for-profit organizations, homeowners and municipalities affected by the flooding of Lake Ontario, the St. Lawrence river, Seneca lake, the Seneca river, the Oswego river, the Oneida river, Oneida lake and Cross lake, or affected by certain serious storms (Part A); relates to establishing the Lake Ontario and connected waterways assessment relief act; provides real property tax assessment relief for flood victims in eligible counties; authorizes the financing by taxing authorities of such tax relief over a period of 10 years (Part B); and relates to exempting certain distributions from eligible retirement plans for income tax purposes (Part C).