Van Kampen Unit Trusts Taxable Income Series 307: 497J filed Jun 2, 2021

Name: Van Kampen Unit Trusts Taxable Income Series 307 497J (0001528621-21-000857)
Creator: Van Kampen Unit Trusts Taxable Income Series 307
Published: 2021-06-02

Form type: 497J
Filing date: Jun 2, 2021
Accession number: 0001528621-21-000857
Filer: Van Kampen Unit Trusts Taxable Income Series 307 (CIK 1503928)