Authorities at the Jodhpur airport are contemplating an inquiry against Hollywood's star couple Angelina Jolie and for landing their helicopter in a hotel compound here without permission. While the air traffic controller(ATC) remained tight-lipped over the entire issue, airport officials said a probe would be instituted. The couple, who arrived Oct 20 by helicopter from Jaipur for a two-day trip, landed in the Bardari lawns at the Umed Bhavan Palace Hotel.Sources at the city's airport said the actors had sought permission to land at the Jodhpur airport. But they were denied landing rights by the air traffic controller (ATC) for want of prior sanction. So, the 'Mr and Mrs Smith stars went ahead and landed within the Umed Bhavan Palace compound. City administration officials said that they have no information about the case. 'We don't have any knowledge of the incident. We are looking into the matter and we will find out whether any rules have been flouted or not. But it is the primary responsibility of the ATC,' city magistrate B.R. Belu told IANS. The actors, their son Maddox and their 21-member Hollywood unit, were welcomed by members of the Jodhpur royalty at the palace hotel. Hotel sources said they celebrated Diwali here.Brangelina, as the couple is known together, is said to have purchased traditional kundan and minakari jewellery from Gems & Art Plaza - a Jodhpur-based jewellery showroom. Jolie and Pitt are in Pune to shoot for 'A Mighty Heart', a film on the Wall Street Journal journalist Daniel Pearl who was abducted and slain by terrorists in Pakistan in 2002. Jolie plays Pearl's widow Mariane in the film. The couple has two adopted children, Maddox and Zahara, and also a biological child, Shiloh. The stars reportedly left for Pune Monday.