Some public-interest lawyers are urging state officials to begin preparing now for a likely challenge to Donald Trump’s candidacy based on his involvement in the 2021 attack on the U.S. Capitol.

Given the tight, nine-day timeline that state officials will face in resolving a challenge to Trump’s nominating position, the New Jersey Appleseed Public Interest Law Center has urged Secretary of State Tahesha Way to request a legal opinion in advance that would cover the most contentious legal issues in such a challenge.