Bharat Ratna C. Subramaniam Centenary Library of NGM College is named after Shri C. Subramaniam, former union minister of finance, who had keen interest in the establishment of the College. It was instituted along with the institution in the year, 1957. It is situated in the eastern part of the sprawling campus facing west. The Central Library aims at enhancing readership and encourage the research and academic activities in the College by rendering information service to all kind of users.

The library is a central facility in the college and is fully automated with OPAC (online Public Access Catalogue) system. The Library has a stock of more than 64,000 books, including 52,000 titles and a supply of 63 journals and 45 magazines. CD/DVDs, e-journals, on-line database and audio-video cassettes are also available for reference installed CCTV.