++++ 1 . Agriculture - Common organization of the markets - Milk and milk products - Butter in public storage - Purchase of butter intended for storage - Storage test period - Testing of the keeping quality of the butter - Testing to be carried out at the end of the test period ( Regulation No 685/69 of the Commission, Art . 6, as amended by Regulations Nos 1829/80 and 1836/86 ) 2 . Decisions of the institutions - Statement of reasons - Obligation - Scope - Decision relating to the clearance of accounts in relation to expenditure financed by the EAGGF ( EEC Treaty, Art . 190 )