The Governor asked the Court to address the following questions: 1. Does reducing or eliminating the statutory tax exemption for public-pension incomes impair accrued financial benefits of a “pension plan [or] retirement system of the state [or] its political subdivisions” under article 9, § 24 of the Michigan Constitution?2. Does reducing or eliminating the statutory tax exemption for pension incomes impair a contract obligation in violation of article 1, § 10 of the Michigan Constitution, or of article 1, § 10 of the United States Constitution?3. Does determining eligibility for income-tax exemptions based on total household resources, or age and total household resources, create a graduated income tax in violation of article 9, § 7 of the Michigan Constitution?4. Does determining eligibility for income-tax exemptions based on date of birth violate equal protection of the law under article 1, § 2 of the Michigan Constitution, or under the 14th Amendment to the United States Constitution?