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Grégory Dumont


CMS Francis Lefebvre Avocats
2 rue Ancelle
92522 Neuilly-sur-Seine
Languages French, English

Grégory Dumont is a lawyer in the Inheritance Law Department of CMS Francis Lefebvre Avocats. Specialist in inheritance law and taxation, he mainly advises company executives and affluent private clients. In particular, he works on organising the transfer of companies within a family group, anticipating in asset terms the consequences of a divorce or the opening of an inheritance, handling civil liabilities in international cases of movement of persons or goods, assisting clients in legal disputes in inheritance law and taxation.

His areas of expertise are the law on gifts, matrimonial law, inheritance law, joint possession law, dismemberments of ownership, life insurance, international private law, disabilities law, taxation of free donations (donations/inheritance) and wealth tax.

Grégory joined the firm in 2007, after several professional experiences in private banking and in a notarial firm. He is a lecturer at the Paris-Dauphine University. Author of numerous articles for various legal and tax journals, including the Gazette du Palais and the Feuillet Rapide, he regularly hosts conferences particularly on the “Dutreil” taxation regime in favour of company transfers. He is also the Former Secretary of the Hauts de Seine Law Society Conference.

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Relevant experience

  • Lecturer at the University of University Paris IX - Paris-Dauphine (patrimonial law)
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  • Master in notarial law, University of Paris II - Panthéon-Assas
  • Post-graduate diploma in business law, University of Paris II - Panthéon-Assas
  • DJCE - Certificate in tax law
  • Specialization certificates in patrimonial and tax law 
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  • Former Secrétaire de la conférence (elected appointment to provide on-call criminal defence as a result of a debating competition held by the Paris Bar)
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  • Délai de prescription de l’action en recel successoral : évolution de la loi dans le temps - Gazette du Palais 2016 (16/12/2016)
  • Rappel fiscal des donations : de l'intérêt de déposer une réclamation avant la décision du Conseil constitutionnel - JCP N n°46 - Le Revenu (18/11/2016)
  • Droits de donation-succession : déposez une demande de restitution - Les Echos (10/11/2016)
  • L’administration fiscale limite l’application des pactes Dutreil « réputés acquis » - Le blog des fiscalistes EFE (08/11/2016)
  • Confirmation de solutions antérieures sur la réduction des donations-partages et abandon de la notion d’avantage indirect rapportable - Gazette du Palais (13/09/206)
  • Assurance-vie : confirmation de la neutralité fiscale au décès d'un conjoint non souscripteur quel que soit le bénéficiaire du contrat - Option Finance (27/06/2016)
  • soit le bénéficiaire du contrat
  • Les décisions marquantes de la fiscalité successorale de l'année 2015, co-auteur - Gazette du Palais (31/05/2016)
  • Assurance-vie : la réponse Bacquet appartient au passé, co-auteur - Feuillets Rapides Francis Lefebvre (Mars 2016)
  • Les nouveautés en matière de fiscalité patrimoniale, co-auteur - Droit et Patrimoine 2016 (Février 2016)
  • Droits de succession 2015 : les décisions marquantes, co-auteur - Option Finance, Le Revenu (29/01/2016)
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04 June 2019
Con­trat d’as­sur­ance-vie : pas de forme im­posée pour le change­ment de béné­fi­ci­aires


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Fail­ure to ex­tend the dead­lines for fil­ing in­her­it­ance de­clar­a­tions
In­her­it­ance de­clar­a­tions must be filed with­in the usu­al dead­lines As a re­mind­er, when an es­tate is tax­able in France and the de­ceased died on French soil, the in­her­it­ance de­clar­a­tion must be filed with...
In­ter­na­tion­al pat­ri­mo­ni­al law: new de­vel­op­ments re­gard­ing couples
On 29 Janu­ary 2019, two European reg­u­la­tions will take ef­fect - the first re­gard­ing the mat­ri­mo­ni­al prop­erty re­gime and the oth­er re­gard­ing re­gistered part­ner­ships - and will change the private in­ter­na­tion­al...
Wealth and es­tate plan­ning
In today’s world people move around ever more freely, fam­il­ies are of­ten frag­men­ted and in­vest­ments are spread across the globe. More than ever be­fore, wealth plan­ning re­quires in-depth, spe­cial­ist...