Van Kampen Unit Trusts Taxable Income Series 400: 497J filed Oct 29, 2025

Name: Van Kampen Unit Trusts Taxable Income Series 400 497J (0001528621-25-001154)
Creator: Van Kampen Unit Trusts Taxable Income Series 400
Published: 2025-10-29

Form type: 497J
Filing date: Oct 29, 2025
Accession number: 0001528621-25-001154
Filer: Van Kampen Unit Trusts Taxable Income Series 400 (CIK 1524303)