Under such a population-change approach, immigration proposals similar to Section 80303 in H.R. 4521 have been estimated by CBO and PWBM to decrease federal budget deficits, reflecting increased collections of individual income taxes and payroll taxes. www.cbo.gov/publication/...

Following the population-change approach, PWBM analysts estimate that a proposal similar to Section 80303 in H.R. 4521 would, on net, decrease the federal budget deficit by $129 billion from 2025 to 2034.