If the brokerâs equity requirement is 25 percent, the customer must maintain $15,000 in equity in the account. If the customer has an outstanding margin loan against the securities of $50,000, his equity will be $10,000 ($60,000 - $50,000 = $10,000).
James D. St. Clair argued in his Supreme Court brief on President Nixon's behalf that this language demonstrated the Framers' intent that any prosecution would follow impeachment and removal from office and that, consequently, a President could not be prosecuted while in office.
So, yes, it is entirely possible for a President to be impeached for gross incompetence. Getting the Senate to agree that this is an offense worthy of removal of the President is a more difficult proposition, however.