Conn. Gen. Stat. § 9-675

(b) On and after July 1, 2017, the following shall file all financial disclosure statements required by chapters 155 to 157, inclusive, by electronic submission pursuant to subsection (a) of this section: (1) The treasurer of the candidate committee or exploratory committee for each candidate for nomination or election to the office of Governor, Lieutenant Governor, Attorney General, State Comptroller, State Treasurer, Secretary of the State, state senator, state representative or judge of probate that raises or spends one thousand dollars or more, (2) the treasurer of any state central committee, legislative caucus committee or legislative leadership committee, (3) the treasurer of any other political committee or town committee required to be registered with the commission that (A) raises or spends one thousand dollars or more during the current calendar year, or (B) raised or spent one thousand dollars or more in the preceding regular election cycle, and (4) the treasurer of any committee, or any other person, who makes or obligates to make any independent expenditure and who is required to file a financial disclosure statement of any such independent expenditure with the State Elections Enforcement Commission in accordance with the provisions of section 9-601d . Once any such candidate committee or exploratory committee has raised or spent one thousand dollars or more during an election campaign, all previously filed statements required by chapters 155 to 157, inclusive, which were not filed by electronic submission shall be refiled in such manner not later than the date on which the treasurer of such committee is required to file its next financial disclosure statement.

(c) (1) The treasurer of the candidate committee for any other candidate, as defined in section 9-601 , that neither raises nor spends one thousand dollars or more who is required to file the financial disclosure statements required by chapters 155 to 157, inclusive, with the commission, and (2) the treasurer of any other political committee or town committee that neither raises nor spends one thousand dollars or more who is required to file the financial disclosure statements required by chapters 155 to 157, inclusive, with the State Elections Enforcement Commission may file any such financial disclosure statements by electronic submission pursuant to subsection (a) of this section.

(d) Notwithstanding the provisions of this section, upon the written request of a treasurer or any other person described in subdivisions (1) to (4), inclusive, of subsection (b) of this section, the commission may waive the requirement to file by electronic submission pursuant to subsection (a) of this section if such treasurer or other person demonstrates good cause.