The issues of environmental regulation and international competitiveness revolve around the question of harmonization of standards and it is generally observed that competitive deregulation could lead to downward harmonization of environmental standards. In the context of WTO, the nature of linkage between trade performance and environmental measures has become a major concern for the developing countries. An added dimension to this debate pertains to the national technical regulations and standards pertaining to environment. These environmental standards, often resorted to by developed countries, are seen as non-tariff barriers against Southern trade. This paper aims at examining these emerging issues in the Indian context.