; and (B) $2,000,000 in each year thereafter. (e) Future capitalization (1) In general After the initial capitalization limit is reached under subsection (a), the Secretary of the Treasury may issue additional Clean Energy Victory Bonds on the credit of the United States. (2) Single issue limitation No such additional issue may exceed $7,500,000,000. (3) Aggregate limitations The aggregate of any such additional issues during the 4-year period beginning on the day after the initial capitalization limit is reached under subsection (a) may not exceed $50,000,000,000. The aggregate of any such additional issues after the expiration of such 4-year period may not exceed $50,000,000,000. (f) Lawful investments Clean Energy Victory Bonds shall be lawful investments, and may be accepted as security for all fiduciary, trust, and public funds, the investment or deposit of which shall be under the authority or control of the United States or any officer or officers thereof. 4. Clean Energy Victory Bonds Trust Fund Chapter 98 of the Internal Revenue Code of 1986 is amended by adding at the end the following new section: 9512. Clean Energy Victory Bonds Trust Fund (a) Creation of trust fund There is established in the Treasury of the United States a trust fund to be known as the Clean Energy Victory Bonds Trust Fund , consisting of such amounts as may be apportioned or credited to such Trust Fund as provided in this section or section 9602(b). (b) Transfers to trust fund There are hereby appropriated to the Trust Fund amounts equivalent to revenue from the issuance of Clean Energy Victory Bonds under section 101 of the Clean Energy Victory Bond Act of 2018 . (c) Expenditures from trust fund Amounts in the Trust Fund shall be available, without further appropriation, to carry out programs and other activities of the Office of Energy Efficiency and Renewable Energy of the Department of Energy. .