The Indian Health Service, Navajo Area Indian Health Services, located in/at Window Rock, Arizona 86515 has a requirement for on-site boiler inspection services for boilers located at various Navajo Area Indian Health Service (NAIHS) medical facilities. The on-site boiler inspections shall be performed in accordance with the National Board of Boiler and Pressure Vessel Inspectors (NBBPVI) standards and the National Board Commissioned Inspectors (NBCI) codes.