Nonbillable Account is defined as any work which is performed for the client, but isn't for tasks, or expenses incurred by a contractor which costs are related to the work product, but the client will not reimburse that cannot be billed to the client according to the contractual agreement. The Nonbillable Account can be included vacation time, holidays, sick leave, continuing education leave, personal business time, and other unclassified time, etc. (Also, called as a Nonreimbursable items)
Related Definitions in the Project: The Project Cost; Project Controls
