The Supreme Court lifted a lower court order blocking Trump's mass federal layoffs and agency restructuring, effectively allowing the administration to proceed with large-scale layoffs, though some legal and procedural hurdles remain.
Supreme Court allows Trump to implement large-scale layoffs & reorganization plans across the federal government in 8-1 decision.

FactVerify
Source: factverify.com
What the Evidence Shows
The claim states that the Supreme Court allowed Trump to implement large-scale layoffs and reorganization plans across the federal government in an 8-1 decision. According to the sources, the Supreme Court did indeed clear the way for the Trump administration to resume mass job cuts and agency restructuring by lifting a judicial order that had blocked these actions.federalnewsnetwork.comfederalnewsnetwork.comTrump sees win from Supreme Court ruling, but federal layoffs likely remain on... This indicates a significant legal victory for the administration's efforts to downsize and reshape the federal government.
However, other sources clarify that despite this Supreme Court ruling, some injunctions and legal challenges remain in place or are likely to continue, meaning that while the Supreme Court ruling is a major step forward, it does not necessarily mean all mass layoffs are immediately or fully authorized without further legal or procedural steps.usnews.comusnews.comUS Supreme Court Lifts Order That Blocked Trump's Mass Federal Layoffs
govexec.comgovexec.comMass layoffs likely to remain blocked, for now, thanks to a Supreme Court... The claim about an 8-1 decision is not explicitly confirmed in the search results; none of the sources specify the vote count or breakdown of the Supreme Court decision.
Therefore, while the core of the claim, that the Supreme Court allowed Trump to proceed with large-scale layoffs, is supported, the detail about an 8-1 decision cannot be verified from these sources. Overall, the claim is mostly true but slightly overstated in terms of finality and vote margin.