Del. Code Ann. tit. 18, § 3902A
(a) (1) If an attorney representing an injured individual, or an unrepresented injured individual, receives a written offer from a motor vehicle liability insurer, or that insurer’s authorized agent, to settle a claim for bodily injury or death, and the amount of the settlement offer, in combination with any other settlements arising out of the same occurrence, would exhaust the bodily injury or death limits of all applicable liability insurance policies and bonds, the attorney or unrepresented individual may send to the injured individual’s underinsured motor vehicle insurer notice of the settlement offer by certified mail or electronic mail.
(b) Within 60 days after receipt of the notice under subsection (a) of this section, the underinsured motor vehicle insurer shall send to the attorney representing an injured individual, or the unrepresented injured individual, 1 of the following by certified mail or electronic mail:
(c) (1) The injured individual may accept the motor vehicle liability insurer’s settlement offer and execute releases in favor of the motor vehicle liability insurer and the motor vehicle liability insurer’s insured without prejudice to any claim the injured individual may have against the underinsured motor vehicle insurer if 1 of the following applies: