(1) The Office of Consumer Affairs and Business Regulation shall maintain or cause to be maintained a database of names and telephone numbers of consumers who have elected not to receive unsolicited telephonic sales calls.

(2) The election by a consumer to be placed upon the do not call registry shall be made in a manner prescribed by the Office.

(3) A consumer's election shall be valid and shall not expire until such time as the consumer makes a written request for a deletion of the consumer's listing on a form as prescribed by the Office or the consumer changes the telephone number so listed.

(4) The Office shall update the do not call registry on a quarterly basis each year.

(5) The Office shall include in the do not call registry the names and telephone numbers of those Massachusetts consumers who enroll in a national do not call database maintained by the Federal Communications Commission, the Federal Trade Commission or any other relevant federal agency maintaining such a database.

(6) The information contained in the do not call registry shall be protected from public inspection and public disclosure pursuant to M.G.L. c. 159C and the Office will protect the confidentiality of the information in the database in a manner consistent with M.G.L. c. 159C.