Exhibit 99.1

LOGO

HQ/CS/CL.24B/15304

20 December 2013

Sir,

Sub. : Change in the composition of the Board

Pursuant to Clause 30 of the Listing Agreement, it is hereby informed that Mr. Bharat Vasani has been appointed as additional director on the Board of Tata Communications Limited with effect from 20 December 2013.

Thanking you,

Yours faithfully,

For Tata Communications Limited

Satish Ranade

Company Secretary

To:

1)	Security Code 23624, The Stock Exchange, Mumbai. Fax No. (22) 22722037,39,41

2)	Security Code 5251, The Asst. Manager (Listing), National Stock Exchange of India Limited. Fax Nos.: (22) 26598237/38.

3)	National Securities Depository Ltd. Fax Nos. : 2497 29 93.

4)	The Bank of New York. Fax No. 2204 49 42.

5)	Sharepro Services. Fax No. 2837 5646

6)	Marc H. Iyeki, Director, New York Stock Exchange, Fax No: (212) 656-5071 /72 / Managing Director, New York Stock Exchange, Fax No: (212) 265-2016

7)	Central Depository Services (India) Limited. Fax : 2267 3199.

LOGO

Tata Communications Limited

Plot C 21 & C 36 ‘G’ Block BandraKurlaComplex, Mumbai 400098 India

Regd. Office : VSB Mahatma Gandhi Road Fort Mumbai – 400 001 India

Tel 91 22 6657 8765 Fax 91 22 6639 5162 website www.tatacommunications.com

TATA COMMUNICATIONS LTD 6-K