Lit: Lands irrigated by running water (of rivers and valleys). Tech: A category of land taxed most heavily since it involved the least human effort.
Kharaj al-muqasamah
Bai‘ al-mulamasah
Al-falah
Al-ma'adin al-batin
Ra's al-mal
Al-tandid al-hukmi
Faqih
Al-ruq‘ah
Al-israf
Al-tas‘ir