20 CFR § 655.66 - Special document retention provisions for Fiscal Years 2018 through 2021 under the Consolidated Appropriations Act, 2018, Public Law 115-141.
(a) An employer that files a petition with USCIS to employ H-2B workers in fiscal year 2018 under authority of the temporary increase in the numerical limitation under section 205 of Division M, Public Law 115-141 must maintain for a period of 3 years from the date of certification, consistent with 20 CFR 655.56 and 29 CFR 503.17, the following:
(2) Evidence establishing that employer's business is likely to suffer irreparable harm (that is, permanent and severe financial loss), if it cannot employ H-2B nonimmigrant workers in fiscal year 2018; and
DOL or DHS may inspect these documents upon request.
(b) This section expires on October 1, 2021.