1. (a) The Department shall, within 90 days, provide notice of all expenses incurred while controlling a dangerous injurious plant pest infestation or infection to the person(s), owner(s) or tenant(s) associated with the aforementioned infected or infested plants.
2. (b) The Department shall, within 90 days, provide notice of all expenses incurred while controlling the spread of a dangerously injurious plant pest infestation or infection to plants found in dangerous proximity to the person(s), owner(s) or the tenant(s) associated with the aforementioned plants.
3. (c) If the aforementioned person(s), owner(s) or tenant(s) fail, neglect or refuse, after 30 days, to pay all the control expenses incurred by the Department or to establish a payment schedule approved by the Secretary, a civil penalty of not less than double the amount of the Department expenses incurred to control the dangerously injurious plant pest infestation or infection shall be imposed upon them.
4. (d) The aforementioned person(s), owner(s) or tenant(s) shall also be liable for the imposition of a civil penalty as prescribed in this chapter.

70 Del. Laws, c. 325, § 1; 72 Del. Laws, c. 375, § 1