Pakistan, Oct. 21 -- Federal Minister for Petroleum Ali Pervaiz Malik told the National Assembly on Tuesday that three previous boards and managements of Pakistan Petroleum Limited (PPL) had endorsed the decision to shift the company's headquarters from Karachi to Islamabad.

Responding to a calling attention notice about the proposed relocation, the minister said the move could raise concerns about operational efficiency, public expenditure and Karachi's strategic importance in the national economy.

However, he said the decision was not politically motivated and was based on the company's requirements and the condition of its existing building.

He said the concerns raised by members of the National Assembly would be addressed by provid...