; and (B) by adding at the end the following: (b) Violations for posting requirements and voter list If the Board, or any agent or agency designated by the Board for such purposes, determines that an employer has violated section 8(h) or regulations issued thereunder, the Board shall— (1) state the findings of fact supporting such determination; (2) issue and cause to be served on such employer an order requiring that such employer comply with section 8(h) or regulations issued thereunder; and (3) impose a civil penalty in an amount determined appropriate by the Board, except that in no case shall the amount of such penalty exceed $500 for each such violation. (c) Violations causing serious economic harm to employees (1) In general Any employer who commits an unfair labor practice within the meaning of paragraph (3) or (4) of section 8(a), or a violation of section 8(a) that results in the discharge of an employee or other serious economic harm to an employee shall, in addition to any remedy ordered by the Board, be subject to a civil penalty in an amount not to exceed $50,000 for each violation, except that the Board shall double the amount of such penalty, to an amount not to exceed $100,000, in any case where the employer has within the preceding 5 years committed another such violation. (2) Considerations In determining the amount of any civil penalty under this subsection, the Board shall consider— (A) the gravity of the unfair labor practice; (B) the impact of the unfair labor practice on the charging party, on other persons seeking to exercise rights guaranteed by this Act, and on the public interest