5.5.3  Where a Rower is included in an international Registered Testing Pool by FISA and in a national Registered Testing Pool by their National Anti-Doping Organisation , the National Anti-Doping Organisation  and FISA shall agree between themselves which of them shall accept that Rower's whereabouts filings; in no case shall a Rower be required to make whereabouts filings to more than one of them.