WASHINGTON—Senate Republicans released an updated version of President Trump’s “big beautiful bill” ahead of plans to start voting as early as later Saturday, but it was unclear whether the mix of changes would be enough to win over holdouts without creating new ones.

The Senate parliamentarian has advised that a Medicaid provider tax overhaul central to President Donald Trump’s tax cut and spending bill doesn’t adhere to the chamber’s procedural rules, delivering

Critics have scrutinized the bill and contained Medicaid cuts for negatively affecting Americans while simulatenously providing tax cuts for wealthy Americans. On Thursday, several Republicans reacted strongly to Senate Parliamentarian Elizabeth MacDonough rejected provisions deemed by Republicans to be integral to the bill's success and future tax cuts—including one measure affiliated with Medicaid that would be stricter with states that have developed methods to obtain more federal Medicaid funding.