Foreign investment in mining and small-scale mining activities is subject to joint-venture requirements with Congolese investors.
"TITLE ONE: GENERAL
Chapter One: DEFINITIONS OF TERMS, SCOPE AND FUNDAMENTAL PRINCIPLES
Section I: Definitions of terms and scope
Article 1: Definitions of terms
Under the terms of this Code, the following terms mean: [...]
10. Approved trading post: any person authorized to buy artisanally mined mineral substances from traders or artisanal miners, with a view to reselling them locally or exporting them in accordance with the provisions of this Code; [...]
22. Small-Scale Mining: any activity by which a person engages in small-scale and permanent exploitation, requiring a minimum of fixed installations using semi-industrial or industrial processes, after the discovery of a deposit; [...]
[...]
CHAPTER II: MINING [...]
Article 71 bis: Participation of natural persons of Congolese nationality in the share capital
The participation of natural persons of Congolese nationality is required for the constitution of share capital of mining companies.
The persons referred to in the preceding paragraph hold at least 10% of the share capital.
[...]
CHAPTER IV: SMALL-SCALE MINING [...]
Article 104: Conditions for granting the Small-Scale Mining Exploitation License
In addition to the conditions provided for in letters b to g of article 71 of this Code, no one may obtain a small-scale mining permit if he does not demonstrate the existence of a deposit whose technical factors do not allow not a profitable industrial operation by presenting a feasibility study accompanied by a technical framework plan for the development, construction and operation of the mine. 
In addition to the conditions listed above, any person of foreign nationality must create a company under Congolese law in association with one or more persons of Congolese nationality whose participation may not be less than 25% of the share capital.
[...]
CHAPTER V: INDUSTRIALIZATION OF THE MINING SECTOR [...]
Article 108 quater: The processing entity and the processing plant.
1) Of the processing entity
Any person not holding a mining exploitation title who intends to engage solely in the processing of mineral substances requires and obtains a processing authorization from the Minister in accordance with the provisions of this Code and the Mining Regulations.
b. From the processing plant
Any person who proposes to engage solely in the transformation of mineral substances, complies with the legislation in this area.
Any person not holding a mining exploitation title who proposes to engage solely in the processing of mineral substances reserves at least 50% of the share capital to the Congolese.
[...]
TITLE IV: ARTISANAL OPERATION OF MINES AND QUARRIES
CHAPTER II: HOLDING, TRANSPORT AND MARKETING OF PRODUCTS OF ARTISANAL EXPLOITATION [...]
Article 126: Obligations of approved counters
Approved counters must, on the one hand, submit to controls during the purchase and sale of artisanal mining products by the Mining Administration and by a public body responsible for expertise, and on the other hand, provide reports of their activities in accordance with this Code and its implementing measures.
Approved counters are also bound by the following obligations: [...] e. have within the company a participation of at least 25% of the share capital reserved for Congolese. [...]" (LAW N° 007/2002 OF JULY 11, 2002 ON THE MINING CODE, as amended [google translation])
LAW N° 007/2002 OF JULY 11, 2002 ON THE MINING CODE, as amended [google translation]
Loi n°18/001 du 09 mars 2018 modifiant et complétant la Loi n° 007/2002 du 11 juillet 2002 portant Code minier [google translation]
[<a href="http://extwprlegs1.fao.org/docs/pdf/cng46321.pdf">Law</a>],[<a href="http://extwprlegs1.fao.org/docs/pdf/cng197058.pdf">Law</a>]