1976), we again upheld the assessment and imposition of a PIT on non-Indian lessees of land held in trust by … s refusal to convene a meeting of the Oneida Nation’s General Tribal Council so that Da…1976), we again upheld the assessment and imposition of a PIT on non-Indian lessees of land held in trust by … s refusal to convene a meeting of the Oneida Nation’s General Tribal Council so that Da…