(a) The close corporation shall deliver a complete copy of a shareholders' agreement to:
(1) each person who is bound by the shareholders' agreement;
(2) each person who is or will become a shareholder in the close corporation as provided by Section 21.715 when a certificate representing shares in the close corporation is delivered to the person; and
(3) each person to whom a certificate representing shares is issued and who has not received a complete copy of the agreement.
(b) The failure to deliver a complete copy of a shareholders' agreement as required by this section does not affect the validity or enforceability of the shareholders' agreement.