Before issuing any notice of deficiencies under § 243.8(b) , determining to impose requirements or restrictions under § 243.9(a) , or issuing a divestiture order pursuant to § 243.9(c) with respect to a covered company that is likely to have a significant impact on a functionally regulated subsidiary or a depository institution subsidiary of the covered company, the Board-
12 C.F.R. §243.10