Grants and fiefs enjoying reductions on yearly taxes. Alternate terms are: al-hatitah and al-tarikh.
Riba al-nasi'ah
Mu`amalah
Shirkah al-milk
Mark-Up
Al-tabi‘
Ijarah Muntahia Bitamlik
Al-daruriyat al-khams
Al-khabalah
Hawl
Fard-kifayah