<SEC-DOCUMENT>0001193125-17-303156-index.html : 20171004
<SEC-HEADER>0001193125-17-303156.hdr.sgml : 20171004
<ACCEPTANCE-DATETIME>20171004135507
ACCESSION NUMBER:		0001193125-17-303156
CONFORMED SUBMISSION TYPE:	N-CSR
PUBLIC DOCUMENT COUNT:		14
CONFORMED PERIOD OF REPORT:	20170731
FILED AS OF DATE:		20171004
DATE AS OF CHANGE:		20171004
EFFECTIVENESS DATE:		20171004

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			BLACKROCK MUNIYIELD PENNSYLVANIA QUALITY FUND
		CENTRAL INDEX KEY:			0000891038
		IRS NUMBER:				223199516
		STATE OF INCORPORATION:			NJ
		FISCAL YEAR END:			0630

	FILING VALUES:
		FORM TYPE:		N-CSR
		SEC ACT:		1940 Act
		SEC FILE NUMBER:	811-07136
		FILM NUMBER:		171121137

	BUSINESS ADDRESS:	
		STREET 1:		100 BELLEVUE PARKWAY
		CITY:			WILMINGTON
		STATE:			DE
		ZIP:			19809
		BUSINESS PHONE:		800-441-7762

	MAIL ADDRESS:	
		STREET 1:		100 BELLEVUE PARKWAY
		CITY:			WILMINGTON
		STATE:			DE
		ZIP:			19809

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BLACKROCK MUNIYIELD PENNSYLVANIA INSURED FUND
		DATE OF NAME CHANGE:	20080620

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BLACKROCK MUNIYIELD INSURED PENNSYLVANIA FUND
		DATE OF NAME CHANGE:	20070803

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	BLACKROCK MUNIYIELD PENNSYLVANIA FUND
		DATE OF NAME CHANGE:	20070611
</SEC-HEADER>
<DOCUMENT>
<TYPE>N-CSR
<SEQUENCE>1
<FILENAME>d404766dncsr.htm
<DESCRIPTION>BLACKROCK MUNIYIELD PENNSYLVANIA QUALITY FUND
<TEXT>
Document 1 - file: d404766dncsr.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.CERT
<SEQUENCE>2
<FILENAME>d404766dex99cert.htm
<DESCRIPTION>CERTIFICATION PURSUANT TO SECTION 302
<TEXT>
Document 2 - file: d404766dex99cert.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>EX-99.906CERT
<SEQUENCE>3
<FILENAME>d404766dex99906cert.htm
<DESCRIPTION>CERTIFICATION PURSUANT TO SECTION 906
<TEXT>
Document 3 - file: d404766dex99906cert.htm

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>4
<FILENAME>g402706g03k77.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 4 - file: g402706g03k77.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>5
<FILENAME>g402706g09o23.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 5 - file: g402706g09o23.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>6
<FILENAME>g402706g26e41.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 6 - file: g402706g26e41.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>7
<FILENAME>g402706g41x70.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 7 - file: g402706g41x70.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>8
<FILENAME>g402706g42w08.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 8 - file: g402706g42w08.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>9
<FILENAME>g402706g43r73.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 9 - file: g402706g43r73.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>10
<FILENAME>g402706g65b16.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 10 - file: g402706g65b16.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>11
<FILENAME>g402706g98u13.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 11 - file: g402706g98u13.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>12
<FILENAME>g402706leaf.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 12 - file: g402706leaf.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>13
<FILENAME>g426951photo_01mips.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 13 - file: g426951photo_01mips.jpg

</DOCUMENT>
<DOCUMENT>
<TYPE>GRAPHIC
<SEQUENCE>14
<FILENAME>g426951sig_01mips.jpg
<DESCRIPTION>GRAPHIC
<TEXT>
Document 14 - file: g426951sig_01mips.jpg

</DOCUMENT>
</SEC-DOCUMENT>