applicant as a minor is acknowledged or legitimised by a Dutch national and has been cared for and brought up by this Dutch national for a period of 3 years. the five-year term is reduced to a two-year term if the applicant has legally lived in the Netherlands, Aruba, Curaçao, or Sint Maarten for a period of ten years, the last two of which uninterruptedly. a former Dutch national. In some cases the applicant will instead be able to use the option procedure. Exemptions to the requirement to renounce foreign citizenship An applicant for naturalisation does not have to give up his current nationality in the following cases: where the original nationality is automatically lost upon naturalisation as a Dutch national the legislation of the applicant's country does not allow renunciation of nationality. the person is married to or the registered partner of a Dutch national. recognised refugees. born in the Netherlands, Aruba, Curaçao, or Sint Maarten, and still living there at the time of application (The applicant does not have to have lived within the Kingdom their entire life). where the applicant cannot be expected to contact the authorities in the country of which they are a national. where the applicant has "special and objectively assessable reasons" for not renouncing his existing nationality. where, in order to give up the current nationality, the applicant would have to fulfil military service obligations or pay for such military service instead of fulfilling it. This must be demonstrated in each case. where renunciation of the applicant's existing nationality would cause "serious financial losses" (for example, inheritance rights). This must be demonstrated. where, in order to give up the applicant's current nationality, the applicant must pay a large sum of money to the authorities in his or her country. These exemptions do not hold for Austrian nationals, since Austria (together with the Netherlands) is party to Chapter I of the Convention on the Reduction of Cases of Multiple Nationality and on Military Obligations in Cases of Multiple Nationality (see Chapter I, art. 1, paragraph 1). This was also the case for nationals of Belgium, Denmark, Luxembourg, and Norway, who were parties to the Convention, but have renounced Chapter I of the Convention on different dates. Children Children aged under eighteen may be added to a parent's application for Dutch citizenship. Those aged sixteen and seventeen will only be naturalised if they give their