Invesco Unit Trusts Taxable Income Series 543: 485BPOS filed May 25, 2023

Name: Invesco Unit Trusts Taxable Income Series 543 485BPOS (0001528621-23-000863)
Creator: Invesco Unit Trusts Taxable Income Series 543
Published: 2023-05-25

Form type: 485BPOS
Filing date: May 25, 2023
Accession number: 0001528621-23-000863
Filer: Invesco Unit Trusts Taxable Income Series 543 (CIK 1608177)