The health law was controversial even before it was signed by President Barack Obama two years ago. But the political ruckus has not deterred the administration from issuing hundreds of pages of regulations which already are affecting consumers, hospitals, doctors, insurance companies and state governments.

Here's a look at what was done when:

For a full list of regulations: Center for Consumer Information & Insurance Oversight
For more on regulations: see healthcare.gov's regulations page
Or see the IRS Affordable Care Act Tax Provisions