Such record and probate is conclusive in evidence of the validity of the will, until it is vacated on appeal or declared void by a competent tribunal. Provided, that whenever in a will so probated or recorded a bank or trust company shall be named executor and/or trustee and shall have at the time of such probate and recording become absorbed by or consolidated with another bank or trust company or shall have sold and transferred all its assets and liabilities to another bank or trust company doing business in North Carolina, such latter bank or trust company shall be deemed substituted for and shall have all the rights and powers of the former bank or trust company.
N.C. Gen. Stat. § 28A-2A-12