Вытащил солюшен на уровень выше, чтобы прощё было дотнетить

Domains/ApplicantDomain/Passport.cs

@@ -0,0 +1,18 @@
+namespace Domains.ApplicantDomain;
+
+/// Model of passport
+/// <remarks>Owned</remarks>
+public class Passport
+{
+    /// Number of <see cref="Passport"/>
+    public string Number { get; set; } = null!;
+
+    /// Issuing authority of <see cref="Passport"/>
+    public string Issuer { get; set; } = null!;
+
+    /// Date of issue
+    public DateTime IssueDate { get; set; }
+
+    /// Date when the <see cref="Passport"/> expires
+    public DateTime ExpirationDate { get; set; }
+}