(b) Continuing course of action.--If a person's willful failure under this section to report an individual suspected of child abuse continues while the person knows or has reasonable cause to suspect a child is being subjected to child abuse by the same individual, or while the person knows or has reasonable cause to suspect that the same individual continues to have direct contact with children through the individual's employment, program, activity or service, the person commits a felony of the third degree, except that if the child abuse constitutes a felony of the first degree or higher, the person commits a felony of the second degree.

(c) Multiple offenses.--A person who, at the time of sentencing for an offense under this section, has been convicted of a prior offense under this section commits a felony of the third degree, except that if the child abuse constitutes a felony of the first degree or higher, the penalty for the second or subsequent offenses is a felony of the second degree.

(d) Statute of limitations.--The statute of limitations for an offense under this section shall be either the statute of limitations for the crime committed against the minor child or five years, whichever is greater.