Summary: This blog post examines TDSAT’s significant July 2025 ruling that ended a decade-long dispute over aeronautical tariff determination principles for Mumbai and Delhi International Airports. The decision mandated the use of Single Till mechanism and required back-solving the Target Revenue Formula to calculate the Hypothetical Regulatory Asset Base, overturning AERA’s previous approach.Continue Reading TDSAT redefines aeronautical tariff setting in Indian Airports