If that is true Dan then the debate gets MUCH more complicated. I am not sure of the statutes and no doubt they vary with each city and state involved. We will see I guess.
This is what I've been able to find via google but can't say that it's 100% accurate.
TEAM - STADIUM OWNER
Arizona Cardinals - State of Arizona
Atlanta Falcons - State of Georgia
Baltimore Ravens - State of Maryland (Maryland Stadium Authority)
Buffalo Bills - Erie County, New York
Carolina Panthers - Carolinas Stadium Corporation (Carolina Panthers)
Chicago Bears - City of Chicago (Chicago Park District)
Cincinnati Bengals - Hamilton County, OH
Cleveland Browns - City of Cleveland
Dallas Cowboys - City of Arlington
Denver Broncos - City of Denver (Metropolitan Football Authority)
Detroit Lions - Wayne County / City of Detroit
Green Bay Packers - City of Green Bay
Houston Texans - Harris County, TX
Indianapolis Colts - State of Indiana
Jacksonville Jaguars - City of Jacksonville
Kansas City Chiefs - Jackson County
Miami Dolphins - Stephen M. Ross (owner of Miami Dolphins)
Minnesota Vikings - State of Minnesota (Metropolitan Sports Facilities Commission)
New England Patriots - Kraft Sports Group (Robert Kraft, owner of the Patriots)
New Orleans Saints - State of Louisiana (Louisiana Stadium/Expo District)
New York Giants - State of New Jersey (New Jersey Sports and Exposition Authority)
New York Jets - State of New Jersey (New Jersey Sports and Exposition Authority
Oakland Raiders - City of Oakland and Alameda County
Philadelphia Eagles - Philadelphia Eagles
Pittsburgh Steelers - City of Pittsburgh and County of Allegheny
San Diego Chargers - City of San Diego
San Francisco 49ers - City of San Francisco and County of San Francisco
Seattle Seahawks - State of Washington
St. Louis Rams - City of St. Louis (St. Louis Regional Sports Authority)
Tampa Bay Buccaneers - Hillsborough County, FL
Tennessee Titans - City of Nashville and Davidson County
Washington Redskins - Daniel Snyder (Owner of Redskins)