What is the fine-grained topic of the following text: 1a.1 Any employer who violates this act shall be subject to a civil penalty in an amount not to exceed 1[$5,000] $1,0001 for the first violation 1, $5,000 for the second violation1 and $10,000 for each subsequent violation, collectible by the Commissioner of Labor and Workforce Development in a summary proceeding pursuant to the "Penalty Enforcement Law of 1999," P.L.1999, c.274 (C.2A:58-10 et seq.). Only return the topic.
Civil penalties for employer violations under the Penalty Enforcement Law of 1999