Invesco Unit Trusts, Municipal Series 1331: 497J filed Feb 22, 2019

Name: Invesco Unit Trusts, Municipal Series 1331 497J (0001528621-19-000422)
Creator: Invesco Unit Trusts, Municipal Series 1331
Published: 2019-02-22

Form type: 497J
Filing date: Feb 22, 2019
Accession number: 0001528621-19-000422
Filer: Invesco Unit Trusts, Municipal Series 1331 (CIK 1689972)