11 Del. C. § 9202: Disclosure of personal assets.

No officer shall be required or requested to disclose any item of personal property, income, assets, sources of income, debts, personal or domestic expenditures (including those of any member of the officer’s household), unless such information is necessary in investigating a violation of any federal, state or local ordinance with respect to the performance of official duties or unless such disclosure is required by state or federal law.