Don't know. See again in key takeaways -- [...] The court did not seem inclined to grant total immunity to Trump. But a majority of the justices suggested there should be some level of protection .. https://www.theguardian.com/us-news/2024/apr/25/supreme-court-trump-immunity-claim , and expressed an interest in having a lower court decide whether the indictment included “official” acts that could be expunged. [...] The view appeared to come in part from the concession of Michael Dreeben, the lawyer arguing for the special counsel’s office, that there were some core presidential functions like issuing vetoes or pardons, which Congress could not regulate – and could therefore not criminalize. [...] The remand might look something like this: Chutkan would have to review the indictment and take out any overt acts she determines as “official”, Trump would probably appeal to the US court of appeals for the DC circuit to get more acts taken out, sending it back to Chutkan.
That was how things played out with the Republican congressman Scott Perry, who had his phones seized by prosecutors in the 2020 election case. The DC circuit told a lower court to apply a speech-and-debate protection .. https://www.theguardian.com/us-news/2023/sep/13/scott-perry-trump-ally-phone-2020-election-investigation .. and take out any privileged communications from the evidence, a process that took months.