Government investigations into Mr. Musk’s companies are stalling amid President Trump’s firings and Biden administration resignations.

Publicly released agreements show the vast wealth of President Trump’s cabinet picks and the uncharacteristically large list of potential conflicts of interest with which they enter office.

Mr. Kennedy appears to have most Republicans behind him as he seeks the job of health secretary, though he couldn’t escape his past stances on vaccines and abortion.

Top political appointees are already at the E.P.A. preparing to erase the agency’s climate rules and pollution controls. Many of them have tried it before.

Howard Lutnick disclosed details of complex financial interests, holding at least $800 million in assets.

The order signaled that the president intends to promote an industry that faced scrutiny during the Biden administration — and that he has a personal stake in.

The former North Dakota governor told senators at his confirmation hearing that he sees limits on energy production as a national security threat.

Doug Burgum, President-elect Donald J. Trump’s pick to be interior secretary, said he would sell some holdings if confirmed. He held on to his investments while running North Dakota.

The project is one of several that family members of President-elect Donald J. Trump have with foreign countries that have pending policy matters with the United States.

Vivek Ramaswamy, Elon Musk’s partner in an effort to cut government costs, could make decisions that ultimately make him and his investors richer.

Financial disclosure forms show hundreds of millions of assets including property in the Bahamas and investments in Bitcoin and bets against China’s currency.

The measures, which were immediately called insufficient by ethics lawyers, included appointing an outside lawyer and limiting Mr. Trump’s access to detailed financial information.

The phone call centered on a former law clerk of Justice Alito’s. In the eyes of the Trump team, the clerk still needed to prove his loyalty to the president-elect.

Hussain Sajwani, the founder and chairman of DAMAC Properties of Dubai, built the first Trump-branded golf course in the Middle East a decade ago.

Attempts to restrict pharmaceutical advertisements have failed many times over the years, often on First Amendment grounds.

While some agree with Robert F. Kennedy Jr. that the agency needs reform, their ideas for fixing it are very different from his.

Federal agencies have opened at least three reviews into whether the company and its leader complied with disclosure protocols intended to protect state secrets, people with knowledge of the matter said.