Maloney, only days from retirement, was shot and killed while officers were executing a search warrant during a drug raid at a Greenland home. His funeral in Hampton was attended by U.S. Attorney General Eric Holder and hundreds of fellow law officers from across the country
Four other law officers were wounded in the shooting.
Rochester detective Jeremiah Murphy, a Haverhill High School graduate, was among the wounded.
Newton patrol officer Chris Thurlow was among officers on the entry team but was uninjured. Thurlow set up the command post in the aftermath of the shooting and communicated with dispatch.
Bass and then-Congressman John E. Sununu initiated the awards program in 1998.
The ceremony tonight will be held where it all starts for most New Hampshire police officers — the Police Standards and Training Facility in Concord.
Staff writer Doug Ireland contributed to this report.