Section 41_d_. Every candidate who is voted for at any public election held within this state shall, within ten days after such election, file as hereinafter provided an itemized statement, showing in detail all the moneys contributed or expended by him, directly or indirectly, by himself or through any other person, in aid of his election. Such statement shall give the names of the various persons who received such moneys, the specific nature of each item, and the purpose for which it was expended or contributed. There shall be attached to such statement an affidavit subscribed and sworn to by such candidate, setting forth in substance that the statement thus made is in all respects true, and that the same is a full and detailed statement of all moneys so contributed or expended by him, directly or indirectly, by himself or through any other person in aid of his election. Candidates for offices to be filled by the electors of the entire state, or any division or district thereof greater than a county, shall file their statements in the office of the secretary of state. The candidates for town, village, and city offices, excepting the city of New York, shall file their statements in the office of the town, village, or city clerk respectively, and in cities wherein there is no city clerk, with the clerk of the common council wherein the election occurs. Candidates for all other offices, including all offices in the city and county of New York, shall file their statements in the office of the clerk of the county wherein the election occurs. Section 41_e_. A person offending against any provision of sections forty-one and forty-one-a of this act is a competent witness against another person so offending, and may be compelled to attend and testify upon any trial, hearing, proceeding, or investigation in the same manner as any other person. But the testimony so given shall not be used in any prosecution or proceeding, civil or criminal, against the person so testifying. A person so testifying shall not thereafter be liable to indictment, prosecution, or punishment for the offense with reference to which his testimony was given and may plead or prove the giving of testimony accordingly, in bar of such an indictment or prosecution.