Bars to Petitions for Certification by Written Majority Authorization

(1) Withdrawal Bar. Except for good cause shown, no Petition for Certification by Written Majority Authorization shall be entertained in a same or similar bargaining unit within which, after the selection or designation of a neutral, but before the verification process, the petitioner withdrew from a prior Petition for Certification by Written Majority Authorization, or withdrew a petition filed under the provisions of M.G.L. c. 150E, § 4, within the preceding six months. (2) Verification/Election Year Bar. Except for good cause shown, no Petition for Certification by Written Majority Authorization shall be entertained in a same or similar bargaining unit within which a neutral has conducted a written majority authorization verification process in the preceding 12 months, or within which a valid election has been held in the preceding 12 months. (3) Certification Year Bar. Except for good cause shown, no Petition for Certification by Written Majority Authorization shall be entertained in a same or similar bargaining unit represented by a bargaining representative certified through the written majority authorization process or a valid election process in which the Department has issued a certification within the preceding 12 months.