Van Kampen Unit Trusts Taxable Income Series 407: 497J filed Oct 29, 2025

Name: Van Kampen Unit Trusts Taxable Income Series 407 497J (0001528621-25-001155)
Creator: Van Kampen Unit Trusts Taxable Income Series 407
Published: 2025-10-29

Form type: 497J
Filing date: Oct 29, 2025
Accession number: 0001528621-25-001155
Filer: Van Kampen Unit Trusts Taxable Income Series 407 (CIK 1537760)