According to the paperwork on their website, they do. According to FCL.025(a)(1) you do need to complete the entire set of exams in the same state. You need a certificate from the Polish authorities that confirms that you passed, and this should include a list of the exams, results and the date(s) on which you passed the exams.
(Based on online-handboek-part-fcl.pdf from
https://www.kiwaregister.com/part-fc...e-voor-piloten)