update records in their custody in a manner that promotes maximum accuracy of the System and shall provide a process for the prompt correction of erroneous information, including instances in which it is brought to their attention through the tentative nonconfirmation review process under subsection (b)(4)(D). (9) Mandatory and voluntary System uses (A) Mandatory users Except as otherwise provided under Federal or State law, such as sections 302 and 303 of the Farm Workforce Modernization Act of 2023, nothing in this section shall be construed as requiring the use of the System by any person or entity hiring, recruiting, or referring for a fee, an individual for employment in the United States. (B) Voluntary users Beginning after the date that is 30 days after the date on which final rules are published under section 309(a) of the Farm Workforce Modernization Act of 2023, a person or entity may use the System on a voluntary basis to seek verification of the identity and employment authorization of individuals the person or entity is hiring, recruiting, or referring for a fee for employment in the United States. (C) Process for non-users The employment verification process for any person or entity hiring, recruiting, or referring for a fee, an individual for employment in the United States shall be governed by section 274A(b) unless the person or entity— (i) is required by Federal or State law to use the System