The correct answer is option 2: Natural calamities. In India, the expenditure made on natural calamities does not require budgetary approval every year.

Option 1: Defence expenditure does require budgetary approval every year as it is a significant component of the government`s expenses.

Option 3: The consolidated fund refers to the main fund of the government where all revenues received and expenses made by the government are accounted for. The expenditure from this fund requires budgetary approval.

Option 4: The contingency fund is a reserve fund maintained by the government for unforeseen expenses. The expenditure from this fund also requires budgetary approval.

Therefore, the correct answer is option 2, as the expenditure made on natural calamities does not require budgetary approval every year in India.