(a) Fines and costs.--Any member of any agency who participates in a meeting with the intent and purpose by that member of violating this chapter commits a summary offense and shall, upon conviction, be sentenced to pay:
(1) For a first offense, the costs of prosecution plus a fine of at least $100 and, in the discretion of the sentencing authority, of not more than $1,000.
(2) For a second or subsequent offense, the costs of prosecution plus a fine of at least $500 and, in the discretion of the sentencing authority, of not more than $2,000.
(b) Payment.--An agency shall not make a payment on behalf of or reimburse a member of an agency for a fine or cost resulting from the member's violation of this section.