Learn about Pennsylvania's laws on pregnancy discrimination. Learn your rights and protections in the workplace to ensure fair treatment during pregnancy.Passed in 1978, the Pregnancy Discrimination Act (PDA) made discrimination based on pregnancy- and childbirth-related medical conditions illegal. If you feel you have experienced illegal employment discrimination, fill out the intake questionnaire and email or mail it to the PHRC. Under this law, employers must treat pregnant workers the same way they would other workers who are similar in their ability or inability to work. Procedure for filing, investigating and resolving complaints. Chevron_right § 215-38 Enforcement, judicial review and penalty. Pregnancy discrimination is against the law. The EEOC enforces three federal laws that protect job applicants and employees who are pregnant. "This law is simple: It ensures that pregnant workers have the right to reasonable accommodations, like a stool or water bottle, while at work.