Being single does not give an employer any right to ask you to put in more time than your partnered coworkers. For federal and state marital-status antidiscrimination legislation, check out the following URLs for information about your rights:

The US Department of State
US Code House of Representatives, Chapter 71 – Labor Management Relations
The US Equal Employment Opportunity Commission
Office of the Attorney General, State of California, Department of Justice
The Legal Aid Society Employment Law Center
California considers expanding its anti-discrimination laws

READ MORE ARTICLES LIKE THIS
How to Overcome Looking Young at Work
Use, Don’t Lose, Your Vacation Time
Become a Power Player
How to Take a Day Off