He was arrested alongside his son, only identified as Mushibiyu, 20, in an operation conducted by the Rwanda National Police (RNP) Anti-Narcotics Unit (ANU).
At the time, Hakizimana and his son were found in possession of 10kgs of cannabis.
Their arrest came three days after ANU arrested another drug dealer identified as Aimable Ndaziramiye, 27, in Bwiza Village, Rurambi Cell, Nyamirama Sector also in Kayonza with 12kgs of cannabis. Ndaziramiye disclosed to the Police that Hakizimana was his main supplier.
The acting District Police Commander for Kayonza, Chief Inspector of Police (CIP) Honore Havugimana, said that following information provided by Ndaziramiye, Police started searching for Hakizimana.
"Information provided by Ndaziramiye indicated that Hakizimana was a major drug trafficker sneaking cannabis into Rwanda from Tanzania, through river Akagera and Ndego sector to supply retailers in different parts of the Eastern Province.
With this information, ANU started the search for Hakizimana until he was arrested on Sunday at about 5pm in Nyarurama Sector alongside his son, with 10kgs of cannabis as they supplied other retailers," CIP Havugimana said.
According to Hakizimana, after sneaking the narcotics into Rwanda from Tanzania, they store them in a house located in Ndego Sector before supplying their clients.
The suspects along with the narcotics were handed over to RIB at Nyarurama station for further legal process
The Ministerial order Nº 001/MoH/2019 of 04/03/2019 establishing the list of narcotic drugs and their categorization classifies Cannabis among the "very severe narcotic drugs"
Article 263 of law No 68/2018 of 30/08/2018 determining offenses and penalties in general, states that any person, who unlawfully produces, transforms, transports, stores, gives to another or who sells narcotic drugs and psychotropic substances, commits an offence.
Upon conviction for "very severe narcotics," the offender faces between 20 years and life imprisonment, and a fine of up to Rwf30 million.