The department of West-European literature (chief – Farida Suleymanova) organizes and realizes International Book Exchange with the large libraries, different organization, universities and various scholars and specialists of West-European countries. It completes the funds with the printed and electron scientific literature in accordance with the themes of researches in the West-European languages conducted by Scientific-Research Institutes of Azerbaijan National Academy of Sciences and is engaged with scientific cataloguing (scientific working and classifying) literature. In the West-European languages it conducts and realizes the bibliographical files “Azerbaijan in abroad” and alphabetical and systematic catalogues in the West-European countries. It serves bibliographical informational to the readers: it realizes composing and printing of bibliographical indexes “Azerbaijan in abroad”, bibliographic informational bulletins of the literature (books and periodicals) which is received in the West-European languages. It also composes and published printed catalogues in the West-European languages about East arrived in Baku libraries. It carries on scientific-research works in the direction of studying of productivity use of printed catalogues, the system of catalogue and files of the literature, literature funds in the West-European languages.

The department of Oriental literatures (chief Aida Huseynova) carries International Book Exchange with East countries. It completes the funds with the printed and electron scientific literature in accordance with the themes of researches in East countries carried on Scientific Research Institutes of Azerbaijan National Academy of Sciences, is engaged with the scientific cataloguing (scientific working and classifying) of the literature. It realizes carrying and forming of alphabetical and systematic catalogues of the literature in the East languages. It provides with the use of the literature to the readers in reading-hall. It serves bibliographical-information to the readers: it realizes and prepare bibliographical index “Azerbaijan in abroad”, bibliographic informational bulletins of the literatures (books and periodicals) which is received in the Oriental languages, composing the catalogues of the literatures in the Oriental languages arrived to Baku libraries. It carries on scientific research works in the direction of studying of the catalogue and files of the literature, printed catalogues, productivity use of literature funds and correspondence inquiring of the readers in the East languages.

The department of National literature (chief ) realizes the formation and conducting of alphabetical and systematic catalogues, scientific completing of the literature (scientific working and classifying) in the Azerbaijan language. The first time Central Scientific Library of Azerbaijan National Academy of Sciences realizes the formation of electronic catalogues of the literature in the Azerbaijan language. It conducts in the direction of studying efficiency use of catalogue-files system and connected with the matters of creating electronic catalogue.

The department of scientific cataloguing (chief Shura Karimova) realizes scientific cataloguing of the literature (scientific working and classifying) in the Russian language which arrived to the library. It is engaged with forming and carrying on the central alphabetical and systematic catalogues. It serves the bibliographical-information to the readers: it prepares the bibliographic indexes of the publications received in the Russian language to the Library. It carries on scientific-research works in the direction of studying of correspondence inquiring of the readers and productivity use of systematic catalogues.

Service department (chief Sevil Mammadova) realizes to meet of the readers’ needs from the scientific funds of the library by means of Subscription Inter Libraries (SIL), reading-halls of the common and periodicals, subscriber. It completes with the literature in accordance with the needs of readers of subsidiary funds of the reading-halls. It organizes a new literature, theme and jubilee exhibitions (in that place, mobile). It organizes and holds scientific-mass events (conference, seminar, etc.). It realizes the automization of work processes: it takes registration of the readers in automized conditions. It carries on the research connected with the conformity inquiring of the readers, studying of the reasons of refused answers and the structural analysis of the readers of library funds.

The department of organizing, protection and use of the fund (chief Firangiz Dadashova) organizing and realizes the formation of scientific funds which meet the scholars and specialists’ needs, placing, protection and giving the literature to the readers from these funds. The department carries on the investigation of scientific funds, realizes choosing the rare, special valuable publications, scientific working, protection. It extracts old and unfit literatures in content from the funds and composed the acts. It organizes the work with topographical catalogue. It carries on the scientific-research works in the direction of studying correspondence inquiring of the readers of these funds and making use of scientific funds by the readers.

The department of bibliography (chief Jeyran Isayeva) prepares to compose the bibliographic indexes like a series of “Scientists and cultural workers of Azerbaijan”, theme and registration. It organizes and realizes bibliographic-informational service to the state organizations, different scientific institutes, scholars and specialists. The department gives bibliographic-informational bulletins (catalogue) of the new receipts, composes written thematic bibliographic-information, also oral information. It is engaged with choosing of scientific articles more than 150 names of journals and papers which are received in the Azerbaijan and Russian languages to the library in order to carry out and organize the bibliographic files by name “Science and culture in Azerbaijan” which occupies an important place in the system of informational-bibliographic apparatus of Central Scientific Library of Azerbaijan National Academy of Sciences, reflect in files and creating electronic databases on the basis of theme. It conducts scientific research works in the direction of studying the use of informational bulletins by readers, the bibliographic indexes that were composed by the department, the card index by name “Science and Culture in Azerbaijan”.

Library science department (chief Kamala Abbasova) realizes organizing and carrying on the scientific researches topical theoretical and practical matters in the field of library which is finished with the regulated documents and different methodical equipments. It conducts in the direction of applying in Central Scientific Library of Azerbaijan National Academy of Sciences and studying the innovations in the field of library of the largest libraries of the world. It is engaged with the formation of completing, cataloguing and serving of the literature on library science, bibliography science and information of the specialized fund. The department carries on the bibliographic files on library science and bibliography science

. The department of automazition of library processes (chief Javid Jafarov) provides with the realization of automized system in the field of library-information. It provides with the realization of the events conducting in the direction of automization of work processes in the departments of CSL. It forms databases in the actual themes. The department realizes the creation of electronic information service to the readers by Internet.

The department of conservation, restoration and xerox of the documents (chief Baymali Yolchuyev) realizes the conservation of rare and valuable publications which is protected in scientific funds, the restoration of the documents, xerox of them.

Azerbaijan Statehood and Haydar Aliyev Library Azerbaijan Statehood and Haydar Aliyev Library was created in 2002 which has the great successes in Central Scientific Library of Azerbaijan National Academy of Sciences (chief cand.of ph. of sc. Gulshan Aliyeva). There have been collected nearly 1000 literatures in the Library connected with Azerbaijan State and decent man of our Republic, political figure H.Aliyev’s honourable life and firm political activity which is known in world scale, his electronic catalogue had been created and given to the readers usage, the level of library service, the readers’ limit expands day by day.

“Azerbaijan-France scientific-cultural relation hall” (chief Nigar Babakhanova) was opened (2002), the literature was received in 1000 euro cost from France (2003), 600 copies of valuable literature were given from the embassy of Kingdom of Saudi Arabia (2002), the Chemical reference book with 734 volume by Leopold Gmelin were received gift by German Research Society (2003)