Any intimidation, threat, coercion, or retaliation by or with the
approval of any sponsor against any person for the purpose of
interfering with any right or privilege secured by title VII of the
Civil Rights Act of 1964, as amended, Executive Order 11246, as amended,
or because he or she has made a complaint, testified, assisted, or
participated in any manner in any investigation proceeding, or hearing
under this part shall be considered noncompliance with the equal
opportunity standards of this part. The identity of
complainants shall be kept confidential except to the extent necessary
to carry out the purposes of this part, including the conduct of any
investigation, hearing or judicial proceeding arising therefrom.