Retirement Account Portability Act of 2001

Retirement Account Portability Act of 2001 - Amends the Internal Revenue Code to permit rollovers from State and tax-exempt instrumentalities and from and to public school retirement plans.

(Sec. 3) Permits individual retirement plan (IRA) rollovers only if the entire amount is deposited into another defined contribution retirement plan and certain other conditions are met.

(Sec. 4) Provides for faster vesting of employer matching contributions.

(Sec. 5) Amends the Employee Retirement Income Security Act of 1974 (ERISA) to extend single employer missing participant provisions to multiemployer plans. Authorizes transfer of a missing participant's benefits to a corporation upon termination of certain pension plans.

(Sec. 6) Removes certain restrictions on the rollover of after-tax contributions. Provides a hardship exception to the 60-day transfer requirement.

(Sec. 7) Permits distributions upon severance from employment (currently upon separation from employment).

(Sec. 8) Authorizes employers to disregard rollovers for purposes of employee cash-out amounts under the Code and ERISA.

(Sec. 9) Authorizes trustee-to-trustee transfers to purchase permissive service credit with respect to Federal or public school and State and tax-exempt instrumentality pension plans.