Longer than is standard or (transportation, legal, of a vehicle) longer than is allowed.
Noun
overlength
(uncountable)
(transportation, legal, of a vehicle) An excess of length.
1976, Acts of the Legislature of Louisiana, volume 1, page 445:... and shall pay not only the amount of the permit fee for overlength, overheight, overwidth or overweight as might be due, but an additional civil penalty of fifty dollars for the first offense, one hundred dollars for the second offense and one hundred fifty dollars for each additional offense; ...
