(a) Withdrawal of petitions. A petitioner may withdraw a petition for duty suspension or reduction filed under this part no later than 30 days after the Commission submits its preliminary report, as described in § 220.12. It shall do so by notifying the Commission through the Commission's designated secure web portal of its withdrawal and the notification shall include the name of the petitioner, the Commission identification number for the petition, and the HTS number for the article concerned.

(b) Submission of new petition. A petitioner who withdraws a petition for duty suspension or reduction that was timely filed under § 220.4 may submit a new petition, but only during the 60-day period described in § 220.4.

(c) Amendments to petitions. A petitioner may not amend or otherwise change a petition once it is submitted. If a petitioner wishes to amend or otherwise change a petition, such as to correct an error, the petitioner must withdraw the petition and file a new petition containing the changes in accordance with paragraphs (a) and (b) of this section.