“…While there is already some consensus over how the features of the emigrant community or the institutional organization of elections affects external voter turnout (e.g. Burgess & Tyburski, 2020;Chaudhary, 2018;Ciornei & Østergaard-Nielsen, 2020;Hutcheson & Arrighi, 2015), the research into the role of party organization has thus far remained rather exploratory. While there are some studies charting the ways how party organizations expand abroad (Gherghina & Soare, 2020;Østergaard-Nielsen & Ciornei, 2019) or campaign abroad (Paarlberg, 2019(Paarlberg, , 2020Wilcock, 2018), this article aims to contribute an alternative approach to parties that engage external voters (henceforth, we call them transnationalizing parties), namely, from the perspective of party institutionalization.…”