(a) For all grant programs, costs that can be supported include, but are not limited to, staff training and core services such as outreach, intake, case management, data collection, temporary shelter, transitional living arrangements, referral services, counseling services, and aftercare services. Costs for acquisition and renovation of existing structures may not normally exceed 15 percent of the grant award. HHS may waive this limitation upon written request under special circumstances based on demonstrated need.

(b) For grants that support research, evaluation, and service projects; a national communications system to assist runaway and homeless youth in communicating with service providers; and for technical assistance and training grants; costs that can be supported include those enumerated above as well as services such as data collection and analysis, telecommunications services, and preparation and publication of materials in support of the purposes of such grants.