Public Class EventHandlerForControl(Of TEventArgs As EventArgs) 

public class EventHandlerForControl<TEventArgs> 
where TEventArgs: EventArgs

EventHandler<VerifiedReceiptEventArgs> handler;
VerifiedReceiptEventArgs args = new VerifiedReceiptEventArgs();

_thread.Start();
_form.FormCreated.WaitOne();

try
{
    handler = new EventHandlerForControl<VerifiedReceiptEventArgs>(_form, CloseTheForm);
    handler(null, args);
}
finally
{
    _thread.Join();
}

Dim handler As EventHandler(Of VerifiedReceiptEventArgs)
Dim args As New VerifiedReceiptEventArgs()

_thread.Start()
_form.FormCreated.WaitOne()

Try
    handler = New EventHandlerForControl(Of VerifiedReceiptEventArgs)(_form, CloseTheForm)
    handler(Nothing, args)
Finally
    _thread.Join()
End Try