To be or not to be a “resident” of (the) EC ?

General eligibility criteria for registering the eu domain are set out in Article 4(2)(b) of Regulation (EC) No 733/2002. Please have a look at the Article 4(2)(b) iii) “… natural person resident within the Community… “

Now the question : when someone becomes a resident ? Where this term is defended ? If someone stays in UK, Germany or other UE member country for two weeks, he/she becomes automatically a resident ? Moreover, if someone at the moment of registration was not a resident ? If we follow that way the result might be interesting…