; and (B) if so, determine whether the geothermal exploration test project qualifies for a categorical exclusion in accordance with subsection (c); and (2) notify the leaseholder of the determinations under paragraph (1). (c) Categorical exclusion Unless extraordinary circumstances exist, as determined by the Secretary, a project that the Secretary determines is a geothermal exploration test project under subsection (b)(1)(A) shall be categorically excluded from the requirements for an environmental assessment or an environmental impact statement under the National Environmental Policy Act of 1969 ( 42 U.S.C. 4321 et seq. ). (d) Opportunity To remedy If the Secretary determines under subsection (b)(1)(A) that a project is not a geothermal exploration test project or under subsection (b)(1)(B) that a geothermal exploration test project does not qualify for a categorical exclusion because extraordinary circumstances exist, the Secretary shall— (1) include in the notice under subsection (b)(2) clear and detailed findings on any deficiencies in the project that resulted in the determination