June 1, 2021
Study Finds Deep Flaws in Advocates’ Claims that the Massachusetts Tax Code is Regressive
Proponents of a state constitutional amendment to add a 4 percent surtax on all households with annual income above $1 million frequently cite 2015 data from the Institute on Taxation and Economic Policy, which argues that the Massachusetts tax code is regressive, but a new study published by Pioneer Institute debunks many of the underlying assumptions used in ITEP’s 2015 report.