Ill. Admin. Code tit. 50, § 4002.70
a) Form of opt out notice. If a licensee is required to provide an opt out notice under Section 4002.100(a) of this Part, it shall provide a clear and conspicuous notice to each of its consumers that accurately explains the right to opt out under Section 4002.100 of this Part. The notice shall state:
2) That the consumer has the right to opt out of that disclosure and identifies:
3) A reasonable means by which the consumer may exercise the opt out right by providing one of the following:
b) A licensee does not provide a reasonable means of opting out pursuant to subsection (a) of this Section if:
f) Joint relationships.
2) Any of the joint consumers may exercise the right to opt out. The licensee may either:
5) Example. If John and Mary are both named policyholders on a homeowner's insurance policy issued by a licensee and the licensee sends policy statements to John's address, the licensee may do any of the following, but it shall explain in its opt out notice which opt out policy the licensee will follow:
C) Permit John and Mary to make different opt out directions. If the licensee does so:
i) Duration of consumer's opt out direction.