Now that the Pension Reform Bill extends 529 features that were set to expire after 2010, the most important being tax-free withdrawals, assets in 529 plans could once again surge, The Wall Street Journal reports.

At the end of March, there was a total of 8.6 million 529 accounts with $90 billion in assets, according to the College Savings Plan Network.

"The tax benefits are the key to getting people to put money in there," said Randall Edwards, state treasurer of the state of Oregon, who oversees its 529 plan.

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