Heathrow Airport operator BAA wrote to Biman providing evidence which showed Biman had not achieved the minimum 80% usage of its allocated landing slots at Heathrow, as required by EU and International Air Transport Association (IATA) regulations, during the summer of 2007.
Operator Bandara Heathrow, BAA menulis surat kepada Biman mengenai bukti bahwa Biman tidak menerima penggunaan minimun 80% dari jatah pendaratan yang dimilikinya di Heathrow, seperti yang disarankan oleh regulasi EU dan International Air Transport Association (IATA), selama musim panas 2007.