Van Kampen Unit Trusts Taxable Income Series 421: 497J filed Feb 28, 2019

Name: Van Kampen Unit Trusts Taxable Income Series 421 497J (0001528621-19-000620)
Creator: Van Kampen Unit Trusts Taxable Income Series 421
Published: 2019-02-28

Form type: 497J
Filing date: Feb 28, 2019
Accession number: 0001528621-19-000620
Filer: Van Kampen Unit Trusts Taxable Income Series 421 (CIK 1547596)