(a) Filing; contents of report
Every officer of a labor organization and every employee of a labor organization (other than an employee performing exclusively clerical or custodial services) shall file with the Secretary a signed report listing and describing for his preceding fiscal year—

(1) any stock, bond, security, or other interest, legal or equitable, which he or his spouse or minor child directly or indirectly held in, and any income or any other benefit with monetary value (including reimbursed expenses) which he or his spouse or minor child derived directly or indirectly from, an employer whose employees such labor organization represents or is actively seeking to represent, except payments and other benefits received as a bona fide employee of such employer;

(2) any transaction in which he or his spouse or minor child engaged, directly or indirectly, involving any stock, bond, security, or loan to or from, or other legal or equitable interest in the business of an employer whose employees such labor organization represents or is actively seeking to represent;

(3) any stock, bond, security, or other interest, legal or equitable, which he or his spouse or minor child directly or indirectly held in, and any income or any other benefit with monetary value (including reimbursed expenses) which he or his spouse or minor child directly or indirectly derived from, any business a substantial part of which consists of buying from, selling or leasing to, or otherwise dealing with, the business of an employer whose employees such labor organization represents or is actively seeking to represent;

(4) any stock, bond, security, or other interest, legal or equitable, which he or his spouse or minor child directly or indirectly held in, and any income or any other benefit with monetary value (including reimbursed expenses) which he or his spouse or minor child directly or indirectly derived from, a business any part of which consists of buying from, or selling or leasing directly or indirectly to, or otherwise dealing with such labor organization;

(5) any direct or indirect business transaction or arrangement between him or his spouse or minor child and any employer whose employees his organization represents or is actively seeking to represent, except work performed and payments and benefits received as a bona fide employee of such employer and except purchases and sales of goods or services in the regular course of business at prices generally available to any employee of such employer; and

(6) any payment of money or other thing of value (including reimbursed expenses) which he or his spouse or minor child received directly or indirectly from any employer or any person who acts as a labor relations consultant to an employer, except payments of the kinds referred to in section 186(c) of this title.

(b) Report of certain bona fide investments
The provisions of paragraphs (1), (2), (3), (4), and (5) of subsection (a) shall not be construed to require any such officer or employee to report his bona fide investments in securities traded on a securities exchange registered as a national securities exchange under the Securities Exchange Act of 1934 [15 U.S.C. 78a et seq.], in shares in an investment company registered under the Investment Company Act of 1940 [15 U.S.C. 80a–1 et seq.], or in securities of a public utility holding company registered under the Public Utility Holding Company Act of 1935, or to report any income derived therefrom.

(c) Exemption from filing requirement
Nothing contained in this section shall be construed to require any officer or employee of a labor organization to file a report under subsection (a) unless he or his spouse or minor child holds or has held an interest, has received income or any other benefit with monetary value or a loan, or has engaged in a transaction described therein.