swear into office

The candidate must be at least 25 years of age when he or she is sworn into office.

He was sworn into office from his bed the same day.

He was later sworn into office on 15 May 2013.

She was later sworn into office on 20 May 2013.

The 110th Congress has not even been sworn into office.

The candidate must also be at least 30 years old when sworn into office.

The new government was sworn into office on 26 October 2009.

He was sworn into office on January 21 the following year.

The new governor was sworn into office on May 21, 1913.

In fact, she will be sworn into office this very day.