The professional trade unions and their unions mentioned in articles L. 2131-2, L. 2133-1 and L. 2133-2 relating to the creation of professional trade unions and the associations of employees or employers governed by the law of 1st July 1901 relating to the contract of association or, in the departments of Moselle, Bas-Rhin and Haut-Rhin, by local law are subject to the accounting obligations defined in article L. 123-12 of the Commercial Code. Where their annual resources do not exceed a threshold set by decree, they may adopt a simplified presentation of their accounts with the option of recording their receivables and payables only at the end of the financial year. If their annual resources do not exceed a second threshold set by decree, they may keep a book recording all movements in their assets in chronological order. The conditions for the application of this article shall be laid down by decree.