In addition to any duties set forth elsewhere, the Department shall provide:
(1) budget and fiscal review, analysis, research, studies, and reports;
(2) legislative drafting and statutory revision services;
(3) legal research, review, analysis, studies, and reports;
(4) general research and policy analysis;
(5) fiscal/compliance, financial statement, and performance audits of units of the State government;
(6) legislative research, legislative document and material collection and preservation, and other library services;
(7) public information services about legislative activities;
(8) document preparation and publication services;
(9) legislative information systems maintenance, development, and support; and
(10) administrative support services for the Department and, where appropriate, for the General Assembly relating to finance, personnel, distribution, telecommunications, printing and copying, supplies, housekeeping, and maintenance.