(a) Master assignment. A secured party of record may assign all of its rights under twenty or more financing statements filed in a parish by filing with the filing office where the financing statements were originally filed a statement of master assignment in the form prescribed by the secretary of state, setting forth:
(1) the initial financing statement to which each relates, by each file number;
(2) the name of the assignor; and
(3) the name and mailing address of the assignee.
(b) Master amendment. A secured party of record may amend to change its name and mailing address twenty or more financing statements filed in a parish by filing with the filing office where the financing statements were originally filed a statement of master amendment in the form prescribed by the secretary of state, setting forth:
(1) by each file number, the initial financing statement to which each relates;
(2) the name of the secured party;
(3) the information that is being amended.