<SEC-DOCUMENT>0001193125-20-138782-index.html : 20200511 <SEC-HEADER>0001193125-20-138782.hdr.sgml : 20200511 <ACCEPTANCE-DATETIME>20200511141058 ACCESSION NUMBER: 0001193125-20-138782 CONFORMED SUBMISSION TYPE: S-8 PUBLIC DOCUMENT COUNT: 5 FILED AS OF DATE: 20200511 DATE AS OF CHANGE: 20200511 EFFECTIVENESS DATE: 20200511 FILER: COMPANY DATA: COMPANY CONFORMED NAME: PACKAGING CORP OF AMERICA CENTRAL INDEX KEY: 0000075677 STANDARD INDUSTRIAL CLASSIFICATION: PAPERBOARD CONTAINERS & BOXES [2650] IRS NUMBER: 364277050 FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: S-8 SEC ACT: 1933 Act SEC FILE NUMBER: 333-238155 FILM NUMBER: 20864041 BUSINESS ADDRESS: STREET 1: 1955 W FIELD CT CITY: LAKE FOREST STATE: IL ZIP: 60045 BUSINESS PHONE: 8474823000 MAIL ADDRESS: STREET 1: 1955 W FIELD CT CITY: LAKE FOREST STATE: IL ZIP: 60045 </SEC-HEADER> <DOCUMENT> <TYPE>S-8 <SEQUENCE>1 <FILENAME>d928020ds8.htm <DESCRIPTION>S-8 <TEXT> Document 1 - file: d928020ds8.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-5.1 <SEQUENCE>2 <FILENAME>d928020dex51.htm <DESCRIPTION>EX-5.1 <TEXT> Document 2 - file: d928020dex51.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-23.1 <SEQUENCE>3 <FILENAME>d928020dex231.htm <DESCRIPTION>EX-23.1 <TEXT> Document 3 - file: d928020dex231.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-23.2 <SEQUENCE>4 <FILENAME>d928020dex232.htm <DESCRIPTION>EX-23.2 <TEXT> Document 4 - file: d928020dex232.htm
</DOCUMENT> <DOCUMENT> <TYPE>EX-23.3 <SEQUENCE>5 <FILENAME>d928020dex233.htm <DESCRIPTION>EX-23.3 <TEXT> Document 5 - file: d928020dex233.htm
</DOCUMENT> </SEC-DOCUMENT>