A personal retirement account that permits pre-tax contributions for working US persons under 70 1/2. Earnings grow tax-deferred until withdrawn. Contributions may be tax deductible. Disclaimer: IBKR does not provide tax advice. These statements are provided for information purposes only, are not intended to constitute tax advice which may be relied upon to avoid penalties under any international, federal, state, local or other tax statutes or regulations, and do not resolve any tax issues in your favor. We recommend that you consult a qualified tax advisor or refer to the US Internal Revenue Service.