The annual accounts of professional trade unions of employees or employers and their unions, and associations of employees or employers mentioned in article L. 2135-1 whose resources within the meaning of article D. 2135-9 are less than 2,000 euros at the close of a financial year may be drawn up in the form of a book listing in chronological order the amount and origin of the resources they receive and the expenditure they incur, together with references to supporting documents. For resources, a distinction is made between cash payments and other payments. Once a calendar year, a total of resources and expenditure is drawn up.