Centre for Combating Tobacco (CCT) is the Sri Lankan tobacco observatory established at the Faculty of Medicine University of Colombo under the Article 5.3 of the Framework Convention on Tobacco Control (FCTC). The aim of the CCT is to monitor the tobacco industry activities related to implementation of Article 5.3 in Sri Lanka and the region. Framework Convention on Tobacco Control (FCTC) is a treaty, an agreement under international law, adopted in May 2003 by the 56th World Health Assembly of the World Health Organization (WHO). FCTC entered into force from February 2005, and is legally binding 181 ratifying countries as of 2019. FCTC Article 5.3 requires Parties to protect their public health policies from commercial and other vested interests of the tobacco industry.

CCT functions as a centre of the Faculty of Medicine, University of Colombo (UCFM). The implementation partners of the CCT include: Alcohol and Drug Information Centre (ADIC), National Authority on Tobacco and Alcohol (NATA) Sri Lanka, the Expert Committee on Tobacco, Alcohol and Illicit Drugs of the Sri Lanka Medical Association (SLMA) and the World Health Organization(WHO) Country office for Sri Lanka.The project was powered by Framework Convention on Tobacco Control (FCTC) Secretariat and the International Union Against Tuberculosis and Lung Disease while technical assistance was provided by the Tobacco Control Research Group, University of Bath and the Centre for Tobacco Control Research and Education, University of California San Francisco.