(a)(1) After the deadline set forth in § 9-400 for filing candidacies, and upon the completion of the tabulation of petition signatures, if any, if one or more candidacies for nomination by a political party to a state or district office have been filed in accordance with the provisions of § 9-400, the Secretary of the State shall notify the clerk of each town within the state or within the district, as the case may be, that a primary is to be held by such party for the nomination of such party to such office. Such notice shall include a list of all the proposed candidates, those endorsed by the convention as well as those filing candidacies, together with their addresses and the titles of the office for which they are candidates and, if applicable, a statement that unaffiliated electors may vote in the primary. Except as provided in subdivision (2) of this subsection, the clerk of each such town shall thereupon cause such notice to be published forthwith in a newspaper having a general circulation in such town, or towns in the case of a joint publication under subsection (b) of this section, together with a statement of the date upon which the primary is to be held, the hours during which the polls shall be open and the location of the polls.

(2) For any primary for nomination by a political party to a state or district office held on or after June 23, 2021, but prior to November 3, 2021, the notice published by the clerk of the town under subdivision (1) of this subsection shall be so published not more than seven nor less than four days previous to holding such election.

(b) Notwithstanding the provisions of any charter or home rule ordinance, the warning under subsection (a) of this section may be published jointly by two or more towns in a newspaper, provided all other requirements of this section with respect to such warning are met.