[§392-68]  Failure to pay assessments. If an employer or insurer fails to pay the assessment required by section392-67(a) or section 392-67(b) within thirty days after the end of the month orquarter for which payment was due, the director shall levy a penalty of atleast $10 but no more than ten per cent of the assessment due against suchemployer or insurer, unless the nonpayment is excused by the director after ashowing by such employer or insurer that the payment of the assessment couldnot be made on the date prescribed therefor owing to conditions over which theemployer or insurer had no control and such employer or insurer forthwithcomplies. [L 1971, c 109, §1(k); gen ch 1985]