The District of Columbia Department of Health Care Finance (DHCF) submitted an Appendix K waiver to the Centers for Medicare and Medicaid Services (CMS) on April 8, 2020. An Appendix K is a standalone appendix that may be utilized by states during emergency situations to request amendments to approved Medicaid home-and community-based services Section 1915(c) waivers. The Appendix K includes actions that Medicaid agencies can take under the existing Section 1915(c) home and community-based waiver authority in order to respond to an emergency. On April 17, 2020, CMS approved the District’s Appendix K emergency preparedness response plans to combat COVID-19.