It seems that if one can show a blood connection they qualify and don’t have to wait 5 years. Looking at the evolution of the Home Nations Agreement, I think the 5 year requirement is only applicable to those with UK citizenship and NO blood ties to a particular nation.
The education clause
In February 2009, the Scottish FA's Gordon Smith put forward a proposal that would allow players educated in the FA's territory
who otherwise had no blood connections to the nation to become eligible to represent the nation. The rule was ratified by FIFA in October 2009.
[45]
In June 2010, FIFA approved a minor rewording of the criteria.
[32] The introduction of the new clause allows a player to gain eligibility for a British national team if he receives five years of education in the territory of the relevant association:
As a direct result of the clause change, England-born
Andrew Driver became eligible to play for the Scotland national team in June 2012. Driver was initially only eligible to represent England's national team despite living in Scotland since the age of 11.
[46] Andy Dorman, who had previously been ineligible for Wales despite living in
Hawarden for most of life became eligible to represent Wales. He was called up in November 2009 and made his début for Wales on 23 May 2010 against Montenegro at the
Stadion Gradski.
[47]
The criteria for eligibility to represent a home nation is:
In July 2012, the Football Association of Wales confirmed that
Swansea City F.C.'s Spanish defender
Àngel Rangel is not eligible to represent Wales due to the agreement.
[4