51.11—How does an agency change or remove an approved incorporation?
(a)
An agency that seeks approval for a change to a publication that is approved for incorporation by reference must—
(2)
Ensure that a copy of the amendment or revision is on file at the Office of the Federal Register; and
(b)
If a regulation containing an incorporation by reference fails to become effective or is removed from the Code of Federal Regulations, the agency must notify the Director of the Federal Register in writing of that fact within 5 working days of the occurrence.