The Centers for Medicare and Medicaid Services (CMS) and the Department of Health and Human Services (HHS) released a slew of important new Obamacare rules and regulations this week, continuing a widely expected  post-election effort  to successfully implement President Obama’s landmark health care reform law by 2014.

In a call with reporters, CMS and HHS outlined the new proposed rules, which instruct insurers, providers, and governmental institutions on how they must proceed in implementing Obamacare measures — ranging from a ban on discriminating against Americans with pre-existing medical conditions to public wellness initiatives such as coverage for employees’ gym use. Here are the three most important things you need to know about the new rules: