74According to the case-law, Article 32(1) of Regulation No 1290/2005 thus provides that the interest on sums recovered following an irregularity or negligence is to be made over to the paying agency and booked by it as revenue assigned to the EAGF in the month in which the money is actually received. However, that provision, which merely contains a straightforward rule for the budgetary assignment of such revenue, does not place an obligation on the Member States to charge interest on such recovered sums (judgment of 29 March 2012 in Pfeifer & Langen, C‑564/10, ECR, EU:C:2012:190, paragraph 44).