The Assistant Secretary may reactivate a complaint referred under § 103.100 for processing by HUD if:

(a) The substantially equivalent State or local agency consents or requests the reactivation;

(b) The Assistant Secretary determines that, with respect to the alleged discriminatory housing practice, the agency no longer qualifies for certification as a substantially equivalent State or local agency and may not accept interim referrals; or

(c) The substantially equivalent State or local agency has failed to commence proceedings with respect to the complaint within 30 days of the date that it received the notification and referral of the complaint; or the agency commenced proceedings within this 30-day period, but the Assistant Secretary determines that the agency has failed to carry the proceedings forward with reasonable promptness.