The department initially functioned from a rented house in Besant Nagar, Chennai.

In 2003, it moved to its present premises - a newly constructed building named "Tamil Valarchi Valagam" in Halls Road, Egmore.

The department has a library at its headquarters in Chennai with over 11,500 volumes on archaeology, anthropology, art, history, epigraphy and palaeography.

Since its inception, the epigraphy wing has prepared estampages of about 14,000 inscriptions which are preserved at a facility in Udagamandalam.

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