New Jersey Statutes Title 54. Taxation 54 § 10A-17

(a) If the period covered by the report under this act is other than the period covered by the report to the United States Treasury Department or is a period of less than 12 calendar months, the director may, under regulations prescribed by him, determine the entire net worth and entire net income of the taxpayer in such manner as shall properly reflect its entire net worth and entire net income for the period covered by its report under this act.

(b) Any taxpayer which shall fail to file its return when due or to pay any tax when the same becomes due, as herein provided, shall be subject to such penalties and interest as provided in the State Tax Uniform Procedure Law, subtitle 9 of Title 54 of the Revised Statutes. The director, if satisfied that the failure to comply with any provision of this act was excusable, may abate or remit the whole or part of any penalty.