In the United States, Congressional casework is an ombudsman service offered by congressional representatives to constituents who need help with federal government agencies. Casework has been described as micro scale legislative oversight of the executive branch by the legislative branch. https://books.google.com/books?id=Yf8JAAAAQBAJ&dq=constituent+services+oversight&source=gbs_navlinks_s. {{cite book}}: Missing or empty |title= (help)
