"Low-income taxpayer", an individual with a household income which does not exceed 400 per cent of the federal poverty level, as calculated by the United States Department of Health and Human Services.
"Qualified low-income taxpayer clinic", a clinical program at an accredited law school, business school, accounting school or an organization described in 26 U.S.C. 501(c) and exempt from taxation under 26 U.S.C. 501(a) that does not charge a fee for services, except for reimbursement of actual costs incurred, and in which at least 95 per cent of taxpayers represented by the clinical program are low-income taxpayers.
"Qualified representative", an individual who is authorized to practice before the department or the applicable court.
Mass. Gen. Laws ch. 14, § 13