New Delhi, March 18 -- Noel Tata is pushing for a shorter, two-year extension for Natarajan Chandrasekaran as chairman of Tata Sons, instead of the usual five-year term, as the group weighs a broader leadership overhaul.

Trustees are expected to discuss a new structure that separates the roles of chairman, CEO and managing director, along with a possible deputy CEO. The idea is to use a truncated extension to firm up succession plans before Chandrasekaran's current term ends in February 2027.

The move follows concerns from Noel Tata over the performance and capital intensity of newer bets such as aviation, e-commerce and semiconductors, which have together drawn over $11 billion in investments.

However, not all trustees agree. Leaders ...