Duff & Phelps Utility and Infrastructure Fund Inc. Announces Dividends

The Board of Directors of Duff & Phelps Utility and Infrastructure Fund Inc. (NYSE: DPG), a closed-end fund advised by Duff & Phelps Investment Management Co. (the “Investment Adviser”), authorized the payment of dividends on its common stock as follows:

Per Share Amount

Ex-Date

Record Date

Payable Date

$0.07

April 30, 2026

April 30, 2026

May 11, 2026

$0.07

May 29, 2026

May 29, 2026

June 10, 2026

$0.07

June 30, 2026

June 30, 2026

July 10, 2026

The Fund adopted a managed distribution plan (the “Plan”) in 2015 to maintain its current $0.07 per share distribution rate. Under the Plan, the Fund will distribute all available investment income to its shareholders, consistent with the Fund’s investment objective. If and when sufficient investment income is not available on a monthly basis, the Fund will distribute realized capital gains and/or return of capital to its shareholders in order to maintain the monthly $0.07 per share distribution level. The Fund previously provided this estimate of the sources of the distributions:

Distribution Estimates	February 2026 (MTD)			Fiscal Year-to-Date (YTD)(1)
(Sources)	Per Share Amount		Percentage of Current Distribution	Per Share Amount		Percentage of Current Distribution
Net Investment Income	$	0.000	0.0%	$	0.000	0.0%
Net Realized Short-Term Capital Gains		0.000