Interpretations of this part issued by officials of the Bureau provide the formal protection afforded under section 130(f) of the Act. Except in unusual circumstances, interpretations will not be issued separately but will be incorporated in an official commentary to Regulation M (Supplement I of this part), which will be amended periodically. No official interpretations will be issued approving a lessor's forms, statements, or calculation tools or methods.
12 C.F.R. 1013 app C to Part 1013