[4][5] In 2006, Friedrich was nominated by President George W. Bush[6] as a member of the United States Sentencing Commission (and ultimately confirmed by the Senate on February 28, 2007[7]), a position she held until 2016.

Concord accused Special Counsel Robert Mueller's prosecutors of giving faulty instructions, tainting the grand jury's decision to approve charges.

Circuit precedent make clear that the Acting Attorney General has the necessary statutory authority," "the appointment does not violate core separation-of-powers principles.

"[19][20] In January 2019, Friedrich strongly rebuked the attorneys for Concord Management and Consulting for repeatedly making personal attacks on Mueller's team.

[21] In May 2021, Friedrich vacated the temporary federal eviction moratorium issued by the Centers for Disease Control and Prevention, which had been extended multiple times since being enacted by the previous Trump administration.

She ruled that the Public Health Service Act did not grant the CDC the legal authority to impose a nationwide eviction moratorium.