Step 1: Understanding the Question: We need to identify the exact legislative year the Environment (Protection) Act (EPA) was officially enacted by the Indian Parliament as a direct response to the Bhopal Gas Tragedy.
Step 2: Key Concept: The Bhopal Gas Tragedy of \(1984\) abruptly exposed severe flaws and loopholes in India's existing industrial and environmental safety regulations, urgently prompting massive legislative reform.
Step 3: Detailed Explanation:
On the tragic night of December \(2-3, 1984\), a devastating and uncontrolled leak of highly toxic methyl isocyanate (MIC) gas occurred at the Union Carbide pesticide plant in Bhopal, instantly resulting in thousands of painful deaths.
In direct administrative response to this unprecedented disaster, the Government of India mobilized to pass the Environment (Protection) Act under Article \(253\) of the Indian Constitution.
The Act was officially enacted in \(1986\) to serve as a comprehensive "umbrella" environmental legislation.
It uniquely provided the central government with sweeping and broad regulatory powers to rigorously protect the environment, set emission standards, and directly regulate hazardous industries, effectively plugging the gaping regulatory holes left by the earlier Water Act (\(1974\)) and Air Act (\(1981\)).
Step 4: Final Answer: The Environment Protection Act was enacted in the year \(1986\).