Access to the profession of lawyer is reserved for French nationals, nationals of EU and EEA states, and nationals of states or territorial units granting French people the ability to perform the same functions (reciprocity condition). In a SCP [Societe Civile Professionelle], 100% of partners owning 100% of the shares of the company must be lawyers (“avocats”) admitted to the Bar in France. In a SEL[Societe d’Exercise Liberal], more than 50% of registered capital and voting rights must be owned by lawyers (“avocats”) admitted to the Bar in France. Ownership of the rest of the registered capital is subject to specific rules and is reserved to certain categories of natural persons or legal entities (including natural or legal persons legally established in the EU/EEA or in the Swiss Confederation and who exercises, in one of these States, an activity subject to a legislative or regulatory status or subordinate to the possession of a recognized national or international qualification and the exercise of which constitutes the corporate object of the company).
"Title I: Exercise in the form of companies [sociétés d'exercice libéral] of liberal professions subject to a legislative or regulatory statute or whose title is protected. (Articles 1 to 21)
Article 1
For the exercise of a liberal profession subject to a legislative or regulatory statute or whose title is protected, it may be constituted by limited liability companies, public limited companies, simplified joint stock companies or limited partnerships by shares governed by the provisions of Book II of the Commercial Code, subject to the provisions of Title I of this law.
[...]
Article 5
I.- Subject to article 6:
A.-More than half of the share capital and voting rights must be held, directly or through the companies mentioned in 4° of B of this I, by professionals working within the company;
B.-The supplement can be held by:
1° Natural or legal persons exercising the profession (s) constituting the corporate object of the company;
2° For a period of ten years, natural persons who, having ceased all professional activity, exercised this or these professions within the company;
3° The beneficiaries of the natural persons mentioned above for a period of five years following their death;
4° A company incorporated under the conditions provided for in article 220 quater A of the general tax code, if the members of this company practice their profession within the company of liberal professions, or a company of financial holdings of liberal professions governed by Title IV of this law;
5° Persons exercising either any of the liberal health professions, or any of the legal or judicial liberal professions, or any of the other liberal professions, referred to in the first paragraph of Article 1, depending on whether the exercise of one of these professions constitutes the corporate object;
6° Any natural or legal person legally established in another Member State of the European Union or party to the Agreement on the European Economic Area or in the Swiss Confederation who exercises, in one of these States, an activity subject to to a legislative or regulatory status or subordinate to the possession of a recognized national or international qualification and the exercise of which constitutes the corporate object of the company and, in the case of a legal person, which answers, directly or indirectly through another legal person, to the capital and voting rights holding requirements provided for by this law.[...]" (Law n ° 90-1258 of December 31, 1990 relating to the exercise in the form of companies [sociétés d'exercice libéral] of the liberal professions subject to a legislative or regulatory statute or whose title is protected and to companies of financial participations of liberal professions, last amended by Law n° 2019-486 of 22 May 2019, Article 5 [google translation])
-------------------------
"Article 1
It may be constituted, between natural persons exercising the same liberal profession subject to a legislative or regulatory statute or whose title is protected, and in particular between public and ministerial officers, professional civil societies which enjoy legal personality and are subject to the provisions of this law. 
[...]
Article 10
The shares must be subscribed in full by the partners. [...]" (Law n ° 66-879 of November 29, 1966 relating to professional civil societies [sociétés civiles professionnelles], last amended by Ordinance n°2016-394 of 31 March 2016, Articles 1 and 10 [google translation])
-------------------------
"Article 11
No one can access the profession of lawyer if he does not meet the following conditions:
1° Be French, a national of a Member State of the European Union or a party to the Agreement on the European Economic Area, or a national of a State or a territorial unit not belonging to the Union or to this Economic Area which grants French people the ability to exercise under the same conditions the professional activity that the interested party himself proposes to exercise in France, subject to the decisions of the European Union relating to the association of the overseas countries and territories with the European Economic Community or have the status of refugee or stateless person recognized by the French Office for the Protection of Refugees and Stateless Persons;[...]" (Law n ° 71-1130 of December 31, 1971 reforming certain judicial and legal professions, last amended by Law n° 2019-1479 of 28 Decembre 2019, Article 11 [google translation])
Law n ° 90-1258 of December 31, 1990 relating to the exercise in the form of companies [sociétés d'exercice libéral] of the liberal professions subject to a legislative or regulatory statute or whose title is protected and to companies of financial participations of liberal professions, version in force on 31 December 1997, Article 5 
Law n ° 66-879 of November 29, 1966 relating to professional civil societies [sociétés civiles professionnelles], version in force on 31 December 1997, Articles 1 and 10
Law n ° 71-1130 of December 31, 1971 reforming certain judicial and legal professions, version in force on 31 December 1997, Article 11
[<a href="https://www.legifrance.gouv.fr/loda/id/JORFTEXT000000718101/1997-12-31/">Law n ° 90-1258 of December 31, 1990</a>],[<a href="https://www.legifrance.gouv.fr/loda/id/JORFTEXT000000692471/1997-12-31/">Law n ° 66-879 of November 29, 1966</a>],[<a href="https://www.legifrance.gouv.fr/loda/id/LEGIARTI000006902871/1994-01-01/#LEGIARTI000006902871">Law n ° 71-1130 of December 31, 1971</a>]