ECOA
For applications of certain types of credit you can ask marital status using the terms "married", "unmarried", and "separated"
Permanent residency or immigration status
The ownership of assets
Number and ages of applicant's dependents or dependent-related financial obligations or expenditures
FCRA
The dollar amount, repayment terms, repayment history, and similar information regarding medical debts to calculate, measure, or verify the repayment ability of the consumer, the use of proceeds, or the terms for granting credit;
The value, condition, and lien status of a medical device that may serve as collateral to secure a loan;
The dollar amount and continued eligibility for disability income, workers' compensation income, or other benefits related to health or a medical condition that is relied on as a source of repayment
The identity of creditors to whom outstanding medical debts are owed in connection with an application for credit, including but not limited to, a transaction involving the consolidation of medical debts.
By the way - would you be willing to share your list of taboo questions and statements???