The 4 p.m. service will be open to members of Congress, Slaughter’s family and invited guests.
Slaughter died March 16 after being hospitalized for a fall. The 88-year-old New York Democrat was the oldest sitting member of Congress. She made House history as the first women to chair the Rules Committee.
Dozens of lawmakers attended the official funeral service for Slaughter in Rochester on March 23.
Watch: Remembering a Life: Louise M. Slaughter