There are many ways to make mistakes in 401(k) plans. These may be the most damaging.

They argue that by forcing new employees into DC plans and letting existing workers continue with DB plans, companies might be violating a treasury rule.

Add one more delay to the list for the rollout of President Barack Obama's health care law. This time, it's a postponement of the launch of online enrollment tools in Spanish.

EAPs are exempt, at least for now. Dental plans will have to pay up.