Public Class Form1

    Private Sub Form1_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load

        Me.UserControl11.ListView1.Items.Clear()

    End Sub
End Class

Public Class UserControl1

    Public ReadOnly Property myListView() As Windows.Forms.ListView
        Get
            Return Me.ListView1
        End Get
    End Property

End Class

private void Form1_Load(System.Object sender, System.EventArgs e)
 {
  this.UserControl11.ListView1.Items.Clear();

 }

public class UserControl1
{

 public Windows.Forms.ListView myListView {
  get { return this.ListView1; }
 }

}