The tax imposed pursuant to this chapter shall not apply to the making, delivering or filing of conveyances to make effective any plan of reorganization of adjustment:

    A.    Confirmed under the Federal Bankruptcy Act, as amended;

    B.    Approved in any equity receivership proceeding in a court involving a railroad corporation, as defined in subdivision (m) of Section 205 of Title II of the United States Code, as amended;

    C.    Approved in any equity receivership proceeding in a court involving a corporation, as defined in subdivision (3) of Section 506 of Title II of the United States Code, as amended; or

    D.    Whereby a mere change in identity, form or place or organization is effected.

    Subdivisions A to D inclusive, of this section shall only apply if the making, delivery or filing of instruments or transfer or conveyance occurs within five years from the date of such confirmation, approval or change. (Prior gen. code § 2-30.03)