950 C.M.R. 48.05
(3) Registrar Information Area. petition form prepared by the Secretary of the Commonwealth may include an area containing information and instructions to Registrars of Voters. If such an area is included on a petition form, the codes used by the Registrars of Voters when certifying signatures, found at 950 CMR 55.00, et seq., shall be placed upon the petition form in this area. Further, instructions to Registrars of Voters may include, but are not limited to, the following: