Federal agencies, part of the executive branch of the government, issue many rules and regulations that affect ASCs. While some agencies like the Centers for Medicare & Medicaid Services (CMS) might be well known to ASCA members, others might be less familiar. With a new administration in control since January 20, this might be a good time to take a closer look at the responsibilities of the various federal agencies and offices that make and enforce the rules and regulatory policies that affect your ASC.