[loourr]

This will force hundreds of thousands of people who own shares of small businesses within their retirement accounts to disgorge them.

They can't sell them to themselves because that's against the rules. If they distribute them then they have to pay a 10% tax penalty in addition to any income tax.

These are small thinly traded assets. What will very likely happen in practice is big wall street firms will come in and buy up thousands of American small businesses (retirees best assets) at a major discount similar to what Blackstone is currently doing with single family homes.