Definition. “Unit of service” means a device or appliance that is purchased as one item, including: Any required training in the use of the device; and An assessment for the use of the device, if the assessment is: Performed directly by the provider; and Routinely included as part of the provider's cost for the item. Assistive technology includes nonexperimental technology or adaptive equipment, excluding service animals, which enables a participant to live in the community and to participate in community activities. Assistive technology may include: Environmental control units for participants' homes to allow spontaneous or programmed control of household appliances and other home devices; Personal computers, software, and computer accessories which enable participants to function more independently; Maintenance and repair of the covered assistive technology devices and equipment; Augmentative communication and communication-enhancement devices; Aids for daily living and self-help aids used in activities such as eating, bathing, cooking, dressing, toileting, and home maintenance; and Equipment needed to adapt the participant's or family's automotive vehicle for personal transportation such as: Adaptive driving aids; Hand controls; and Wheelchair lifts, and other lifts used for personal transportation. To be covered under this chapter, each item of assistive technology shall meet applicable standards of manufacture, design, usage, and installation.