a. Upon a determination by the board that a violation of section twenty-six hundred four or twenty-six hundred five of this chapter, involving a contract work, business, sale or transaction, has occurred, the board shall have the power, after consultation with the head of the agency involved, or in the case of an agency head, with the mayor, to render forfeit and void the transaction in question.
b. Upon a determination by the board that a violation of section twenty-six hundred four or twenty-six hundred five of this chapter has occurred, the board, after consultation with the head of the agency involved, or in the case of an agency head, with the mayor, shall have the power to impose fines of up to twenty-five thousand dollars, and to recommend to the appointing authority, or person or body charged by law with responsibility for imposing such penalties, suspension or removal from office or employment.
b-1. In addition to the penalties set forth in subdivisions a and b of this section, the board shall have the power to order payment to the city of the value of any gain or benefit obtained by the respondent as a result of the violation in accordance with rules consistent with subdivision h of section twenty-six hundred three.
c. Any person who violates section twenty-six hundred four or twenty-six hundred five of this chapter shall be guilty of a misdemeanor and, on conviction thereof, shall forfeit his or her public office or employment. Any person who violates paragraph ten of subdivision b of section twenty-six hundred four, on conviction thereof, shall additionally be forever disqualified from being elected, appointed or employed in the service of the city. A public servant must be found to have had actual knowledge of a business dealing with the city in order to be found guilty under this subdivision, of a violation of subdivision a of section twenty-six hundred four of this chapter.
d. Notwithstanding the provisions of subdivisions a, b and c of this section, no penalties shall be imposed for a violation of paragraph two of subdivision b of section twenty-six hundred four unless such violation involved conduct identified by rule of the board as prohibited by such paragraph.