State and local taxes totaled $27.9 billion in 2015, up 1.4% from last year. As a share of personal income, the state-local tax burden fell from 11.2% of income in 2014 to 11.0% in 2015. Local taxes, which fell from 4.1% to 3.9% of income, drove the decline. The state tax burden was unchanged at 7.1% of income. By comparison, federal tax collections rose to an estimated $52.1 billion and claimed 20.5% of income.