“States were barred from financing their immigration systems with specific taxes on immigrants and transportation companies, leaving the continued existence of these state institutions to the general state fisc or the generosity of private charitable organizations interested in immigrant welfare and integration. The resource strain on states and charitable organizations placed enormous pressure on Congress to enact federal law.” CharityFundingImmigration LawUs ImmigrationFederal BudgetState Budget Book:The New Immigration Federalism Source: The New Immigration Federalism