(a) Citrus fruit that is immature, unripe, overripe, frozen, frost damaged, or otherwise unfit for consumption may not be sold or offered for sale.
(b) Grapefruit that is immature or otherwise unfit for consumption may not be prepared for sale or transportation, transported, or received for any purpose prohibited by this section, from December 2 of one year to July 31 of the following year. Early or midseason oranges that are immature or otherwise unfit for consumption may not be prepared for sale or transportation, transported, or received for any purpose prohibited by this section, from November 2 of one year to July 31 of the following year.