The Institutions of State in the Khilafah by Hizb ut-Tahrir
3 The Instutions of State in the Khilafah (in ruling and administration)
5 The delegated assistants (mu’awin al-tafwid)
6 The executive assistants (mu’awin al-tanfidh)
10 The administration system (the people’s affairs)
11 Bayt al-mal (the state treasury)
12 I’lam (the information)
13 The Ummah’s council (shura and Accounting)
15 The Anthem of the Khilafah State
Reference: The Institutions of State in the Khilafah - Hizb ut-Tahrir