Del Taco Restaurants, Inc. Changes to Virtual Format for 2020 Annual Meeting of Shareholders

Del Taco Restaurants, Inc. ("Del Taco" or the "Company") (NASDAQ: TACO), the second largest Mexican-American quick service restaurant chain by units in the United States, announced today that the Company's 2020 Annual Meeting of Shareholders will now be a virtual meeting instead of an in-person meeting due to the COVID-19 pandemic.

The Annual Meeting will still be held on the previously announced date on Friday, June 19, 2020 at 9:00 AM Pacific Time.

As noted in the proxy statement filed by the Company on May 7, 2020, shareholders of record as of the close of business on May 5, 2020 are entitled to participate in the 2020 Annual Meeting of Shareholders. Shareholders will be able to attend and vote online at www.virtualshareholdermeeting.com/TACO2020 by entering the 16-digit control number provided on their proxy card. This website also contains instructions as to how to participate in the virtual 2020 Annual Meeting of Shareholders.

For those who do not intend to vote at the virtual 2020 Annual Meeting of Shareholders, eligible shareholders may continue to vote at www.proxyvote.com, by phone, and by mail until 11:59 p.m. ET on June 18, 2020, in accordance with the instructions provided in the proxy materials. Shareholders will not receive a new proxy card reflecting the change to a virtual only meeting. The proxy card included with the proxy materials previously distributed will not be updated and may continue to be used to vote the Company's shares owned by shareholders in connection with the 2020 Annual Meeting of Shareholders.

For further information, please refer to the Company's Notice of 2020 Annual Meeting of Shareholders and Proxy Statement, filed with the Securities and Exchange Commission on May 7, 2020, which can be accessed on the Company's website at www.deltaco.com under Investor Relations.

About Del Taco Restaurants, Inc.

Del Taco (NASDAQ: TACO) offers a unique variety of both Mexican and American favorites such as burritos and fries, prepared fresh in every restaurant's working kitchen with the value and convenience of a drive-thru. Del Taco's menu items taste better because they are made with quality ingredients like fresh grilled chicken and carne asada steak, hand-sliced avocado, hand-grated cheddar cheese, slow-cooked beans made from scratch, and creamy Queso Blanco. The brand's campaign further communicates Del Taco's commitment to providing guests with the best quality and value for their money through cooking, chopping, shredding and grilling menu items from scratch. Founded in 1964, today Del Taco serves more than three million guests each week at its approximately 600 restaurants across 15 states. For more information, visit www.deltaco.com.