Instructions to Apply for CARES Housing Assistance Program (CHAP) Rental and Utility Assistance Clark County Rental & Utility Assistance in Clark County (CHAP) Please contact Clark County CARES Housing Asistance Program or Nevada 211 if you have questions about CHAP applications. Applications through OANV closed December 31, 2020. If there is other assistance that OANV can provide, please continue to contact us at (702) 546-9880 or OpportunityAllianceNV@gmail.com.