The Thrift Investment Board (TIB) takes a different position, stating that the money in a TSP cannot be levied.

FORBES: Hatch Seeks to Clarify Rules on Tax Levies

Hatch has proposed an amendment that would clarify that moneys in a TSP could be subject to levy for back taxes.

FORBES: Hatch Seeks to Clarify Rules on Tax Levies

The OLC issued a memorandum opinion in 2010 (downloads as a pdf) holding that TSP accounts are, in fact, subject to levy.

FORBES: Hatch Seeks to Clarify Rules on Tax Levies

Boston-based Fidelity's ad, directed at federal employees in Washington, refers to converting "your old TSP" to a Fidelity IRA. In a letter to Sen.

WSJ: IRA Rollover Ads Criticized by Senator

Government already drives K-12 education and is deeply involved in higher education, and tools such as TSP are all ready in place to improve the system on a mass scale.

FORBES: Educating a Nation of Financial Illiterates

Mr. David added that while some investors may be well served by staying in the TSP plan, others may want to consolidate their retirement accounts in one place and gain access to a wider array of funds through an IRA. In a statement, Sen.

WSJ: IRA Rollover Ads Criticized by Senator