No bond or security belonging to the commonwealth shall be transferred except with the written approval of the governor. A note, bond, mortgage or other security which has been made to the state treasurer by name may be assigned, transferred or discharged by him or by any successor in office.
Mass. Gen. Laws ch. 29, § 35
Bonds or other securities; assignments, etc
Official source: Massachusetts Legislature. Reproduced from public-domain Massachusetts statutes; confirm against the official source for the current text. Not legal advice.