<SEC-DOCUMENT>0000876661-22-000878-index.html : 20221024
<SEC-HEADER>0000876661-22-000878.hdr.sgml : 20221024
<ACCEPTANCE-DATETIME>20221024100633
ACCESSION NUMBER:		0000876661-22-000878
CONFORMED SUBMISSION TYPE:	CERT
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20221024
DATE AS OF CHANGE:		20221024
EFFECTIVENESS DATE:		20221024

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Mallinckrodt plc
		CENTRAL INDEX KEY:			0001567892
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				981088325
		FISCAL YEAR END:			1230

	FILING VALUES:
		FORM TYPE:		CERT
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-35803
		FILM NUMBER:		221325005

	BUSINESS ADDRESS:	
		STREET 1:		COLLEGE BUSINESS & TECHNOLOGY PARK
		STREET 2:		CRUISERATH, BLANCHARDSTOWN
		CITY:			DUBLIN 15
		STATE:			L2
		ZIP:			D15
		BUSINESS PHONE:		353 1 6960000

	MAIL ADDRESS:	
		STREET 1:		COLLEGE BUSINESS & TECHNOLOGY PARK
		STREET 2:		CRUISERATH, BLANCHARDSTOWN
		CITY:			DUBLIN 15
		STATE:			L2
		ZIP:			D15
</SEC-HEADER>
<DOCUMENT>
<TYPE>CERT
<SEQUENCE>1
<FILENAME>MNK102422.pdf
<DESCRIPTION>NYSE AMERICAN CERTIFICATION
<TEXT>
Document 1 - file: MNK102422.pdf

</DOCUMENT>
</SEC-DOCUMENT>