Invesco Unit Trusts, Municipal Series 1331: 485BPOS filed May 25, 2023

Name: Invesco Unit Trusts, Municipal Series 1331 485BPOS (0001528621-23-000844)
Creator: Invesco Unit Trusts, Municipal Series 1331
Published: 2023-05-25

Form type: 485BPOS
Filing date: May 25, 2023
Accession number: 0001528621-23-000844
Filer: Invesco Unit Trusts, Municipal Series 1331 (CIK 1689972)