To the extent possible, SIRENE Bureaux should also provide for staff exchanges with other SIRENE Bureaux at least once a year.
A mhéid is féidir, ba cheart do Bhiúrónna SIRENE foráil a dhéanamh maidir le malartuithe foirne le Biúrónna eile SIRENE uair sa bhliain, ar a laghad.