Mumbai, May 21 -- Mumbai Airports Economic Regulatory Authority of India (AERA) on Wednesday fixed the domestic user development fee (UDF) at Rs.620 for Navi Mumbai International Airport (NMIA) against the Rs.742 sought. In the airport's first control period, the regulator also reduced the airport operator's aggregate revenue requirement (ARR) to Rs.14,087 crore from the Rs.28,290 crore saying "the move was aimed at moderating airport charges..." It fixed the domestic departing UDF at Rs.620 per passenger for 2026-27, while the international departing UDF was fixed at Rs.1,225 against Rs.1,467 proposed earlier. It said that it conducted a "comprehensive analysis, prudence check and due diligence" on the airport operator's multi-year tariff proposal (MYTP). It said that all stakeholders, including airlines, aviation body, and travellers engaged in consultations on April 2. The regulator's order said that it would defer 11.32% of the ARR to the next tariff cycle between 2030 and 2035 to soften the tariff burden during the airport's initial years of operation. It also rationalised domestic landing charges at Rs.1,400 per metric tonne for 2026-27, with an increase to Rs.1,484 per metric tonne in 2027-28 against the Rs.1,676 proposed by the airport operator. "The rationalised and moderated UDF charges would significantly benefit domestic passengers, who constitute around 73% of the total passenger traffic," the order said....