Labor law posters define federal employment laws. You may get a fine for not complying to Labor laws. The laws are meant to protect both the employee and the business. Along with the federal labor law posters there may be state posters that employers are required to put up. States may change their laws so that they are stricter than the federal laws. Costs vary from vendor to vendor most organizations participation is a no-brainer. State law updates are time consuming and may pose hazards for employers.