margin required to elevate a president's nominee to a seat on the Court

It's a simple majority.

To elevate a president's nominee to a seat on the Court, the nominee must go through a confirmation process that involves approval from the United States Senate. The margin required for confirmation varies depending on the rules and procedures followed by the Senate at the time of the nomination.

In general, nominees for the Supreme Court, which is the highest court in the United States, require a simple majority vote for confirmation. This means that if more than 50% of the senators who are present and voting support the nominee's confirmation, they will be elevated to the Court.

However, it's essential to note that the number of votes required to confirm a Supreme Court nominee can change if the Senate decides to alter its rules. Historically, the Senate has typically required a simple majority for confirmation, but there have been instances when the rules were modified, such as for filibustering or the "nuclear option."

The "nuclear option" is a procedural tactic that allows the Senate to change the confirmation requirements for nominees. Under the nuclear option, the Senate can eliminate the filibuster, which is a way to delay or block a vote on a nominee through extended debate. By removing the filibuster, the confirmation margin could potentially be reduced to a simple majority.

It's important to stay updated on the current rules and procedures followed by the Senate to determine the exact margin required to elevate a president's nominee to a seat on the Court. Checking reputable news sources or consulting official government websites can provide the most accurate and up-to-date information.