• formulation of selection criteria
• planning for resource sharing
• planning for new collections or collection areas
• routine selection and de-selection decisions

• receiving books on approval basis
• arrangement of books subject wise in Collection Development Committee Meeting Room
• conducting meeting of Collection Development Committee
• taking approval of recommended books from competent authority
• ordering of approved books
• receiving of approved books
• invoice processing
• stamping and writing accession number on books
• sending the accessioned books to technical processing section

• Draft formulation of BE - RE Revenue budget of Central Secretariat Library
• Formulation of CSL’s Plan proposals.  Draft formulation of CSL’s Outcome Budget.
• Draft formulation of Final Grant.
• Formulation of Annual Action Plan as per the activities.
• Submission of proposal as per the Annual Action Plan.
• Coordination with R.K. Puram Branch Library
• Coordination with Cash Section, PAO and PB for the budget.
• Various proposals as per the plan activities projected.
• Promotional Activities under innovative ideas.
• Maintenance of Stock Register, Stationary etc.
• Reprographic Section: depositing challan etc to Cashier Culture.
• Maintaining the Repository Room of CSL.
• Training to fresh Library Professionals.
• Coordination with all divisions of CSL.
• Upkeep of CSL building.  Maintenance of AC Plant and other related work with CPWD.
• Maintenance of Area Study Division. Reply of query etc. related to Area Study Division.
• Preservation and Conservation of books of ASD.
• Digitization of Books.

The Computer Section of Central Secretariat Library offers technical support services to the library. This section helps to organize data, storage, maintenance, access, retrieval and transfer of information.

The Responsibilities of Computer Section are mentioned below:

• Selection of Hardware/ Software
• Purchase of Hardware and Software for the library
• Installation of hardware/Software
• Work relating to participation in network
• Providing internet
• To develop and maintain website portal for the library
• Digitization of resources
• Creation and maintenance of data base of library collection
• Other works concerned with the section

Reference Circulation Section provides readers service, lending service, inter-library loan service and display promotional works. The membership enrollment is also done here. This section has general and reference collection of books.

General Collection

About 80000 books in science, social sciences and humanities are housed at the ground floor, which provides theoretical exposure to various disciplines and has a strong collection in both English and Hindi languages. 

Reference Collection

The resources of the  Reference Section   contain a strong reference collection for quick retrieval of information through Encyclopedias, Dictionaries, Handbooks, Yearbooks, Biographical Sources, Statistical Documents, Multi volumes sets on different topics, Atlases, Bibliographical Sources etc. in different spheres of knowledge. It has about 20000 valuable documents. It is the policy of the CSL to update these reference sources periodically.

This division has about 60,000 official documents of different countries and international organizations. The major country, which has large collection, is United States, United Kingdom, Canada, and Australia. The major international organizations are United Nations, UNESCO, OECD, IMF, ADB etc. The CSL has also entered with an agreement with World Bank to become a regional depository centre of all its collection on Asian Region especially on India. Its on-line products, e-library, indicators, global development finance web sites could be accessed by the users. The accessibility of such web sites is available in LAN environment within the premises of CSL.

• A History of the Committee on the Judiciary, 1813-2006 U.S. House of Representative
• Demographic Yearbook U.N.
• Documents on British Foreign Policy 1919
• Economic and Social Commission for Asia and the far East
• General Reports on the Activities of the European Communities, U.N. E.C.S.C
• Government Reports Annual Index
• Hanssard Command Papers House of Common, 1924
• Handbook of National Commission
• Parliamentary Debates – Representative Commonwealth of Australia, 1958
• Treaties and other International Agreement of the United States of America
• U.N. Economic and Social Council Official Records
• United States Treaties and Other International Agreement
• Yearbook of the International Law Commission
• Yearbook of the United Nation
• Yearbook on Human Rights U.N.

• Gazette of India is available from 1922 to 2015 in physical form. It has been digitized from 1922 to 2001, and have been shered with Department of Publication to uploaded on egazette.nic.in.
• IOD section has housed approx 3000 volumes of Committee Commission Reports, which was constitued by the Government time to time. Total 2827 reports has been digitized and may access at cslrepository.nvli.in.
• It has housed Acts of Parliament from 1935 to 2001.
• Annual Reports of different Ministries and Department is also available here.
• All type of Swamys Publication books are available for users.
• Census Report from 1881 onwards are available in CSL.

Central Secretariat Library (CSL) had a collection of 7944 microfilms rolls. Out of these 7944 microfilm rolls, CSL has transferred 7208 Microfilm Rolls to National Archives of India with the approval of competent authority. Now, overall 736 Microfilm Rolls available in CSL. The details are mentioned below:-

• International population Census - 133

• Abraham Lincoln Paper - 35

• New York Times - 08

• British Library Index - 111

• Nav Bharat Times Newspaper

  (1951 -1998) - 137

• Times of India Newspaper

  (1950-1998) - 312

The Reprography section is situated on the first floor of CSL building. Readers may get photocopy of documents on payment basis.

Technical Processing Section plays a key role in the functioning of the library. It makes a bridge between the acquisition of documents to the Circulation. Technical Processing Section furnish following works:

• Classification of books following DDC latest edition. CSL use Area Study Schedule for locating particular area of India and the World.
• Cataloguing of books as per AACR-II.
• Prepare Subject Headings as per Library of Congress Subject Heading.
• Addition of bibliographic records in Koha software.
• Generating Bar-Code using Koha software.
• Sending all books in different sections as per their location for its users.

The branch library is situated at West Block -7, Sector – 1, R. K. Puram, New Delhi - 110066 is catering to the needs of government officials working and residing in the adjoining areas. Since 2003-04 Library is also functioning as Text Book Library for the wards of the central government officials pursuing under-graduate level courses in Delhi and preparing for competitive examination like UPSC, SSC, RRB, Banking etc. The present size of the Text Book Collection is about 29054 volumes. This Library has a capacity of about 50 users. The library reading hall is fully air-conditioned. The library is RFID enabled.