4. Except as otherwise provided in this subsection, a pupil must not return to the classroom or other premises of the public school from which the pupil was removed before the conference is held. If the conference is not held within 3 school days after the removal of the pupil, the pupil, including, without limitation, an unaccompanied pupil or a pupil in foster care must be allowed to return to the classroom or other premises unless:
(a) The parent or legal guardian of the pupil refuses to attend the conference;
(b) The failure to hold a conference is attributed to the action or inaction of the pupil, including, without limitation, an unaccompanied pupil or a pupil in foster care, or the parent or legal guardian of the pupil; or
(c) The parent or legal guardian requested that the date of the conference be postponed. [...]
6. Upon conclusion of the conference or, if a conference is not held pursuant to subsection 3 not later than 3 school days after the removal of a pupil from a classroom or other premises of a public school, the principal shall recommend whether to return the pupil to the classroom or other premises or continue the temporary alternative placement of the pupil if the pupil has been assigned to a temporary alternative placement.