Undang-undang (UU) Nomor 4 Tahun 2015 tentang Pengesahan Persetujuan Antara Pemerintah Republik Indonesia dan Pemerintah Republik Demokratik Timor-Leste tentang Kegiatan Kerja Sama di Bidang Pertahanan (Agreement Between The Government of The Republic Of Indonesia And The Government of The Democratic Republic of Timor-Leste Concerning Cooperative Activities In The Field of Defence)