SECTION 3 OF THESE GUIDELINES CONFORMS TO INTERNATIONALLY AGREED PRACT...

9. The official or officially recognized certification body or authority should ensure that a full physical inspection is

undertaken, at least once a year, of the unit. Samples for testing of products not listed in these guidelines may

be taken where their use is suspected. An inspection report should be drawn up after each visit. Additional

occasional unannounced visits should also be undertaken according to need or at random.