The committees appointed by the president to carry out these investigations accused Acacia Mining of massively understating the amount of gold and other minerals present in the exported concentrates, thus depriving Tanzania of a huge amount of revenue—to the tune of three years’ worth of the national budget. 
Kamati zilizoteuliwa na rais kufanya uchunguzi ziliituhumu kampuni ya Acacia kwa kufanya udanganyifu mkubwa wa kiasi cha dhahabu na madini mengine yaliyokuwa kwenye makinikia hayo, na hivyo kuinyima Tanzania kiasi kikubwa cha mapato -ambacho inadaiwa kingeweza kuendesha bajeti ya serikali kwa miaka mitatu.