6. Any toy supplied for the first time in the Community on or after 1st January 1990 which has not been manufactured, or which has been manufactured only partly, in conformity with the relevant national standards or for which no such standards exist or where the relevant national standards relate only to some of the matters covered by the essential safety requirements applicable to the toy shall be taken to satisfy the requirement in regulation 4 if an EC type-examination certificate is in force in respect of a model of the toy and if the toy bears the EC mark denoting conformity with that model, unless there are reasonable grounds for suspecting that the toy does not satisfy that requirement.