(b) Special rule for eligibility determination. A child must not be determined to be a child with a disability under this part—
(1) If the determinant factor for that determination is—
(i) Lack of appropriate instruction in reading, including the essential components of reading instruction (as defined in section 1208(3) of the ESEA as such section was in effect on the day before the date of enactment of the Every Student Succeeds Act (December 9, 2015));
(ii) Lack of appropriate instruction in math; or
(iii) Limited English proficiency; and
(2) If the child does not otherwise meet the eligibility criteria under §300.8(a).