the availability of association health plans:
The WAPO, predictably, is not happy:
https://www.washingtonpost.com/national/health-science/trump-to-sign-executive-order-to-gut-aca-insurance-rules-and-undermine-marketplaces/2017/10/11/40abf774-ae97-11e7-9e58-e6288544af98_story.html?utm_term=.b460bf8a9db6
"In one sense, the executive order will fulfill a quest by conservative Republicans, especially in the House, who have unsuccessfully sought for more than two decades to expand the availability of association health plans, allowing them to be sold, unregulated, across state lines."