17-A M.R.S. §3: All crimes defined by statute; civil actions

1. No conduct constitutes a crime unless it is prohibited

A. By this code; or

B. By any statute or private act outside this code, including any rule, regulation or ordinance authorized by and lawfully adopted under a statute.

2. This code does not bar, suspend, or otherwise affect any right or liability for damages, penalty, forfeiture or other remedy authorized by law to be recovered or enforced in a civil action, regardless of whether the conduct involved in such civil action constitutes an offense defined in this code.