The District of Columbia’s Rules of Professional Conduct strictly prohibit a lawyer from accepting employment in connection with a matter the lawyer “participated personally and substantially as a public officer or employee.” This is an “absolute disqualification” that “carries forward a policy of avoiding both actual impropriety and the appearance of impropriety.”
Mills and former IT specialist Bryan Pagliano, the man who set up Clinton's private server, were granted immunity during Clinton's FBI investigation, shielding them from having to face accountability.
The RNC may have received even more justification to ask for disciplinary measures against Mills, considering Monday's bombshell that the FBI agreed to destroy her computer after inspecting it. As Guy wondered, "Remember, James Comey told Congress that there was no case for criminal charges against Cheryl Mills. If that's the case, what did she need immunity for?"