Final Regulations Can Take Effect on Any of the Following

Multiple Choice

Final regulations can take effect on any of the following dates except

A) the effective date of the statutory language they interpret, provided they are issued within 18 months of the date of the change to the statute.
B) the date on which final regulations were proposed.
C) the date on which related temporary regulations were first published in the Federal Register.
D) the date on which they were issued in final form.