; issuance of permits (i) Submission A prospective employer may submit a petition for a permit under this paragraph not earlier than— (I) 120 days before the date on which the prospective employer needs the beneficiary’s services; or (II) if the petition is for the renewal of an existing permit, not earlier than 180 days before the expiration of such permit. (ii) Employment verification The Secretary shall establish a system for each employer of a Commonwealth Only Transitional Worker to submit a semiannual report to the Secretary and the Secretary of Labor that provides evidence to verify the continuing employment and payment of such worker under the terms and conditions set forth in the permit petition that the employer filed on behalf of such worker. (iii) Revocation (I) In general The Secretary, in the Secretary’s discretion, may revoke a permit approved under this paragraph for good cause, including if— (aa) the employer fails to maintain the continuous employment of the subject worker, fails to pay the subject worker, fails to timely file a semiannual report required under this paragraph, commits any other violation of the terms and conditions of employment, or otherwise ceases to operate as a legitimate business (as defined in clause (iv)(II)); (bb) the beneficiary of such petition does not apply for admission to the Commonwealth by the date that is 10 days after the period of petition validity begins, if the employer has requested consular processing