I. – Long-term capital gains subject to the articles 39 duodecies to 39 quindecies realised in the course of a commercial, industrial, craft, liberal or agricultural activity, are taxed after application of a deduction of 10% for each year in which they are held in respect of the financial year in which the capital gain is realised beyond the fifth year when these capital gains relate to:
1° Built or unbuilt real estate assets that are allocated by the business to its own operation;
2° Rights or shares in companies whose assets are mainly made up of built or unbuilt real estate assets that are allocated by the business to its own operation or rights or shares in companies whose assets are mainly made up of the same assets, rights or shares.
II. – For the application of the provisions of I:
1° Rights relating to a leasing contract entered into under the conditions provided for in 2 of Article L. 313-7 of the Monetary and Financial Code are treated as assets;
2° The assets mentioned in I of A of article 1594-0 G are not considered to be assigned to the operation of the business.
III. – The provisions of this article apply to capital gains realised from 1 January 2006.