Representative Martha Roby serves on the powerful House Committee on Appropriations, which oversees the whole range of government spending.

Rep. Roby serves on the following Subcommittees:

- Military Construction, Veterans Affairs and Related Agencies

- Labor, Health and Human Services, Education, and Related Agencies

- Commerce, Justice, Science, and Related Agencies Subcommittee 

On May 9, 2014, House Speaker John Boehner appointed Rep. Roby to serve on the House Select Committee on the Events Surrounding the 2012 Terrorist Attack in Benghazi. More on that appointment can be found here.