This Supplement is filed pursuant to Rule 497(d) with regard to
Municipal Investment Trust Fund, Multistate Series 401, California Insured, Ohio
and Pennsylvania Portfolios
The text of the supplement to the Prospectus dated September 25, 1998 is as
follows:
Supplement dated December 15, 1998
to Prospectus dated September 25, 1998, of
Municipal Investment Trust Fund
Multistate Series 401
California Insured, Ohio
and Pennsylvania Portfolios
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The figures in the Example on Page 4 should be revised as follows:
If you sell your units at the end of the period:
1 Year 3 Years 5 Years 10 Years
$327 $362 $402 $518
If you do not sell your units:
1 Year 3 Years 5 Years 10 Years
$232 $362 $402 $518
The figures in the Examples on pages 7 and 10 should be revised as follows:
If you sell your units at the end of the period:
1 Year 3 Years 5 Years 10 Years
$327 $362 $401 $516
If you do not sell your units:
1 Year 3 Years 5 Years 10 Years
$232 $362 $401 $516
