10 CFR § 501.161
Filing a complaint
June 9, 2020
(a) A complaint under this subpart must be submitted in writing over the signature of the person making the complaint in accordance with the general filing requirements stated in §501.7. OFE will accept oral complaints that otherwise satisfy the requirements of this subpart, but OFE may request written verification.
(b) A complaint shall be filed at the address provided in §501.11.