The Johnson administration got the IRS to issue a regulation requiring all non-profits to use fund accounting as their accounting methodology. Then the Regan administration got a statute passed making unpaid loans taxable as income. That pretty much ended the party for rich tax evaders, but it did nothing to curb the activities of the foundations.
Very interesting assertion about the income tax angle - if true, it’s yet one more social pathology spawned by the income tax.
Are salaries from tax-exempts taxed the same as regular incomes?