42 C.F.R. § 64a.103
As used in this part:
Act means the Public Health Service Act as amended by Pub. L. 96-398 .
Clinical traineeship means a stipend or other trainee allowances provided to an individual for clinical training in psychology, psychiatry, nursing, or social work, except for training that is of a limited duration or experimental nature, under a training grant authorized by section 303 of the Act.
Community Mental Health Centers Act means the Community Mental Health Centers Act (42 U.S.C. 2689 et seq.) other than Part D thereof.
Experimental nature refers to the training of undergraduates; the training of individuals in disciplines other than psychology, psychiatry, nursing, or social work; and any other training which the Secretary specifically designates as experimental in the notice of award for a training grant under section 303 of the Act.
Limited duration means a period that is equal to or less than 180 days, computed cumulatively over a two year period which begins on the first day of the clinical traineeship.
Mental Health Systems Act means the Mental Health Systems Act (42 U.S.C. 9401 et seq.).
Nonprofit private entity means an agency, organization, institution or other entity which may not lawfully hold or use any part of its net earnings to the benefit of any private shareholder or individual and which does not hold or use its net earnings for that purpose.
Other trainee allowances means financial assistance for those costs not covered by stipends, such as tuition, fees, and trainee travel, which are directly associated with and necessary to the training of individuals receiving stipends and are incurred within the period of training.
Secretary means the Secretary of Health and Human Services or other official of the Department to whom the authority involved has been delegated.
Stipend means financial assistance to an individual that is intended to help meet that individual's subsistence expenses during training.
42 C.F.R. §64a.103