Excerpt: The preamble to the regulations predicts that most employers will likely abandon grandfathered status with respect to their health plans by the end of 2013. This is primarily because of the loss of flexibility to make changes to control costs, and to a lesser extent, due to the new notice and record retention rules. Employers should weigh the benefits of grandfathered status against these new requirements in evaluating whether to rely on grandfathered status going forward.