He will rejoin the Paris climate accords, according to those close to his campaign and commitments he has made in recent months, and he will reverse President Trump’s withdrawal from the World Health Organization. He will repeal the ban on almost all travel from some Muslim-majority countries, and he will reinstate the program allowing “dreamers,” who were brought to the United States illegally as children, to remain in the country, according to people familiar with his plans…

“The policy team, the transition policy teams, are focusing now very much on executive power,” said a Biden ally who has been in touch with his team who, like others interviewed for this story, spoke on the condition of anonymity to discuss private conversations. “I expect that to be freely used in a Biden administration at this point, if the Senate becomes a roadblock.”…

One option being discussed is appointing Cabinet members in an acting capacity, a tactic that Trump also used.

“Just by virtue of the calendar and how many positions are filled, that’s always a possibility,” the person said. “Because the Senate moves so slowly now, so much more slowly than it used to.”