If the annual financing agreement provided for in the third paragraph of article R. 1425-1, no later than fifteen days before the deadline for adopting the primary budget for the financial year in question, the matter is referred to the departmental consultative commission by the prefect, the department, a commune, a public establishment for inter-communal cooperation or the departmental fire and rescue service to establish the average fire and rescue expenditure referred to in the second paragraph of article L. 1424-36.