Illegal Interview Questions Employers Cannot Ask You

Questions that probe protected personal characteristics violate US anti-discrimination laws and can expose employers to legal risk.

By Garret Merkley · Explainer · Jun 11, 2026

Quick take

Federal laws ban questions about race, religion, age, disability, family plans, and other protected traits.
Employers may ask about job-related qualifications but must avoid inquiries that could lead to discriminatory decisions.
If asked an illegal question, you can redirect, answer partially, or file a complaint with the EEOC.
State laws sometimes add extra protections beyond federal rules.

Illegal interview questions are those that directly or indirectly seek information about an applicant's protected characteristics under US civil rights laws, such as race, religion, national origin, sex, age, disability, or genetic information. These questions are prohibited because they can be used to make hiring decisions based on factors unrelated to job performance.

Key Federal Laws That Restrict Interview Questions

Title VII of the Civil Rights Act of 1964 prohibits questions about race, color, religion, sex, or national origin. The Age Discrimination in Employment Act covers age for applicants 40 and older. The Americans with Disabilities Act limits questions about physical or mental impairments and medical history before a job offer. The Pregnancy Discrimination Act and Equal Pay Act add protections around pregnancy and gender-based pay inquiries. The Genetic Information Nondiscrimination Act bars questions about family medical history or genetic tests.

Common Examples of Illegal Questions and Acceptable Alternatives

Employers cannot ask your age or date of birth, marital status, plans to have children, religious practices, citizenship status beyond work authorization, or details of past arrests without convictions. They also cannot inquire about disabilities, prescription medications, or workers' compensation history. Acceptable alternatives focus on job requirements, such as asking whether you can perform specific essential functions, whether you are legally authorized to work in the US, or whether you can work the required schedule. Questions about criminal convictions may be allowed in some contexts but must follow state ban-the-box rules in many places.

These restrictions apply from the first phone screen through final interviews and even to casual conversations with hiring managers. The rules exist to prevent employers from gathering information they are not allowed to consider when deciding whom to hire.

What to Do If Asked an Illegal Question

Politely redirect to your qualifications for the role.
Answer only the legal part of the question if possible.
Document the question and context in writing after the interview.
Consider filing a charge with the EEOC if the question appears tied to a discriminatory decision.

Can an employer ask about my citizenship?

They can ask if you are authorized to work in the United States but cannot ask your specific citizenship status or country of origin.

Is it illegal for them to ask my age?

Yes, questions about age are generally illegal for applicants over 40 under the ADEA, though they may confirm you meet minimum age requirements for certain jobs like serving alcohol.

What if the question seems casual or friendly?

Even informal questions about family plans or religion are still illegal if they touch on protected characteristics.

Do these rules apply to small businesses?

Title VII and the ADA apply to employers with 15 or more employees; the ADEA applies to those with 20 or more.

Can I refuse to answer an illegal question?

You have the right to decline, though doing so gracefully and redirecting to your skills often preserves the interview.