South Carolina UCC-3ad Financing Statement Amendment Addendum is a form used to amend a secured party's existing financing statement that was previously filed in South Carolina. It is important to file this form in order to keep the financing statement up-to-date. This form is used to update information such as the secured party, the debtor, the collateral, and the filing office. There are two types of South Carolina UCC-3ad Financing Statement Amendment Addendum: Amendment to Financing Statement and Amendment to Financing Statement with Assignment of Security Interest. The Amendment to Financing Statement is used to change information on an existing financing statement, such as the secured party or the collateral. The Amendment to Financing Statement with Assignment of Security Interest is used to change the secured party and assign the security interest to a new secured party.