Only because of legislative sabotage in 2006 by right wing ideologues determined to prove that public services "can't work"

https://www.congress.gov/bill/109th-congress/house-bill/6407

The problem that's at-least-purporting-to-address is one facing all the levels of government: boomers promised themselves future taxpayers would give them lots of services (money) while setting aside wholly insufficient capacity to make it fair to the future working citizens.