<SEC-DOCUMENT>0001104659-22-044165-index.html : 20220408
<SEC-HEADER>0001104659-22-044165.hdr.sgml : 20220408
<ACCEPTANCE-DATETIME>20220408153928
ACCESSION NUMBER:		0001104659-22-044165
CONFORMED SUBMISSION TYPE:	S-3ASR
PUBLIC DOCUMENT COUNT:		16
FILED AS OF DATE:		20220408
DATE AS OF CHANGE:		20220408
EFFECTIVENESS DATE:		20220408

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CORPORATE OFFICE PROPERTIES TRUST
		CENTRAL INDEX KEY:			0000860546
		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
		IRS NUMBER:				232947217
		STATE OF INCORPORATION:			MD
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		S-3ASR
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-264198
		FILM NUMBER:		22816820

	BUSINESS ADDRESS:	
		STREET 1:		6711 COLUMBIA GATEWAY DRIVE
		STREET 2:		SUITE 300
		CITY:			COLUMBIA
		STATE:			MD
		ZIP:			21046
		BUSINESS PHONE:		4432855400

	MAIL ADDRESS:	
		STREET 1:		6711 COLUMBIA GATEWAY DRIVE
		STREET 2:		SUITE 300
		CITY:			COLUMBIA
		STATE:			MD
		ZIP:			21046

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CORPORATE OFFICE PROPERTIES TRUST INC
		DATE OF NAME CHANGE:	19980105

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ROYALE INVESTMENTS INC
		DATE OF NAME CHANGE:	19930328

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ROYALE REIT INC
		DATE OF NAME CHANGE:	19600201

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Corporate Office Properties, L.P.
		CENTRAL INDEX KEY:			0001577966
		STANDARD INDUSTRIAL CLASSIFICATION:	REAL ESTATE INVESTMENT TRUSTS [6798]
		IRS NUMBER:				232930022
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		S-3ASR
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-264198-01
		FILM NUMBER:		22816821

	BUSINESS ADDRESS:	
		STREET 1:		6711 COLUMBIA GATEWAY DRIVE
		STREET 2:		SUITE 300
		CITY:			COLUMBIA
		STATE:			MD
		ZIP:			21046
		BUSINESS PHONE:		443-285-5400

	MAIL ADDRESS:	
		STREET 1:		6711 COLUMBIA GATEWAY DRIVE
		STREET 2:		SUITE 300
		CITY:			COLUMBIA
		STATE:			MD
		ZIP:			21046
</SEC-HEADER>
<DOCUMENT>
<TYPE>S-3ASR
<SEQUENCE>1
<FILENAME>tm2212150-1_s3asr.htm
<DESCRIPTION>S-3ASR
<TEXT>
Document 1 - file: tm2212150-1_s3asr.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.1
<SEQUENCE>2
<FILENAME>tm2212150d2_ex5-1.htm
<DESCRIPTION>EXHIBIT 5.1
<TEXT>
Document 2 - file: tm2212150d2_ex5-1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-5.2
<SEQUENCE>3
<FILENAME>tm2212150d2_ex5-2.htm
<DESCRIPTION>EXHIBIT 5.2
<TEXT>
Document 3 - file: tm2212150d2_ex5-2.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-8.1
<SEQUENCE>4
<FILENAME>tm2212150d2_ex8-1.htm
<DESCRIPTION>EXHIBIT 8.1
<TEXT>
Document 4 - file: tm2212150d2_ex8-1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-22.1
<SEQUENCE>5
<FILENAME>tm2212150d2_ex22-1.htm
<DESCRIPTION>EXHIBIT 22.1
<TEXT>
Document 5 - file: tm2212150d2_ex22-1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-23.1
<SEQUENCE>6
<FILENAME>tm2212150d2_ex23-1.htm
<DESCRIPTION>EXHIBIT 23.1
<TEXT>
Document 6 - file: tm2212150d2_ex23-1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-25.1
<SEQUENCE>7
<FILENAME>tm2212150d2_ex25-1.htm
<DESCRIPTION>EXHIBIT 25.1
<TEXT>
Document 7 - file: tm2212150d2_ex25-1.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-FILING FEES
<SEQUENCE>8
<FILENAME>tm2212150d2_ex-filingfees.htm
<DESCRIPTION>EX-FILING FEES
<TEXT>
Document 8 - file: tm2212150d2_ex-filingfees.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>9
<FILENAME>image_003.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 9 - file: image_003.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>10
<FILENAME>image_004.gif
<DESCRIPTION>GRAPHIC
<TEXT>
Document 10 - file: image_004.gif

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>11
<FILENAME>tm2212150d2_ex25-1img002.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 11 - file: tm2212150d2_ex25-1img002.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>12
<FILENAME>tm2212150d2_ex25-1img003.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 12 - file: tm2212150d2_ex25-1img003.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>13
<FILENAME>tm2212150d2_ex25-1img004.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 13 - file: tm2212150d2_ex25-1img004.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>14
<FILENAME>tm2212150d2_ex5-1img1.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 14 - file: tm2212150d2_ex5-1img1.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>15
<FILENAME>tm2212150d2_ex5-2img1.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 15 - file: tm2212150d2_ex5-2img1.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>16
<FILENAME>tm2212150d2_ex8-1img004.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 16 - file: tm2212150d2_ex8-1img004.jpg

</DOCUMENT>
</SEC-DOCUMENT>