(a) Upon compliance with Section 101.628, a registered series of a domestic limited liability company may convert to a protected series of the domestic limited liability company by filing a certificate of conversion that complies with Section 101.631 with the secretary of state in accordance with and taking effect as a filing instrument as specified by Chapter 4.
(b) Upon compliance with Section 101.628, a protected series of a domestic limited liability company may convert to a registered series of the domestic limited liability company by filing simultaneously with the secretary of state in accordance with, and taking effect as a filing instrument as specified by, Chapter 4:
(1) a certificate of conversion that complies with Section 101.631; and
(2) a certificate of registered series as provided by Section 101.623.
(c) An existing registered series may not become a protected series except as provided by Subsection (a) and Sections 101.628 through 101.632.
(d) For purposes of this section and Sections 101.628 through 101.632:
(1) "Conversion" means the continuation of:
(A) a registered series as a protected series; or
(B) a protected series as a registered series.
(2) "Converted series" means a registered series or protected series resulting from a conversion of, respectively, a protected series or registered series, of a domestic limited liability company.
(3) "Converting series" means a registered series or protected series before a conversion of that series.
(4) "Plan of conversion" means a document that conforms with the requirements of Section 101.628.