The Student Services page provides links to information regarding services ACS can provide under certain circumstances. Section 504 of the Rehabilitation Act – for students with disabilities. McKinney-Vento Homeless Assistance Act – provides educational safeguards for students who are homeless or in transition between homes, or if their families are homeless or in transition between homes. Use the link above to see more information, or download a pdf file here. Arapahoe Charter School Social Emotional (SEL) and School Mental Health (SMH) Improvement Plan Multi-Tiered System of Support (MTSS)Use this link to view the ACS MTSS Forms.