The Thornburg Investment Income Builder Fund, (the "Fund") did not declare capital gain dividends during 2017.
For the 2017 calendar year, 77.99% of the dividends paid from tax basis ordinary income (box 1a of Form 1099-DIV) qualify as qualified dividend income ("QDI") (box 1b of Form 1099-DIV) for the reduced tax rate under the American Taxpayers Relief Act of 2012.
18.04% of the ordinary income dividends paid by the Fund for 2017 (box 1a of Form 1099-DIV) qualify for the corporate dividends received deduction.
For the 2017 calendar year, the Fund has elected to pass-through its foreign withholding taxes to its shareholders. Your amount of foreign withholding taxes incurred by the Fund has been reported to you in box 6 on your Form 1099-DIV. Box 6 reports foreign income taxes paid on income derived from Fund investments in foreign securities. Federal tax rules generally permit U.S. taxpayers to either deduct or take a credit against their U.S. tax liability.
For the 2017 calendar year, 58.07% of the dividends paid from tax basis ordinary income (box 1a of Form 1099-DIV) is deemed to be foreign source income. The receipt of QDI may result in special rules in determining a taxpayer’s foreign tax credit limitation, as prescribed in Section 904 of the Internal Revenue Code.
Tax rules are complex. Please consult your tax advisor.