-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 F7KAbnV5INUfsqirdbkTzD9KZI1R+7qIoatpouVqGqMsroBcF5VYN89aSa/XRuJs
 xbnQY73gm+K7CJJICJXGow==

<SEC-DOCUMENT>9999999997-10-019820.txt : 20101126
<SEC-HEADER>9999999997-10-019820.hdr.sgml : 20101125
<ACCEPTANCE-DATETIME>20101126173355
<PAPER>
ACCESSION NUMBER:		9999999997-10-019820
CONFORMED SUBMISSION TYPE:	CERTNYS
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20101123
DATE AS OF CHANGE:		20101126
EFFECTIVENESS DATE:		20101123

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			Nuveen Build America Bond Opportunity Fund
		CENTRAL INDEX KEY:			0001493523
		IRS NUMBER:				000000000
		STATE OF INCORPORATION:			MA

	FILING VALUES:
		FORM TYPE:		CERTNYS
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-34925
		FILM NUMBER:		10000102

	BUSINESS ADDRESS:	
		STREET 1:		333 WEST WACKER DR.
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606
		BUSINESS PHONE:		312-917-8146

	MAIL ADDRESS:	
		STREET 1:		333 WEST WACKER DR.
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60606
</SEC-HEADER>
<DOCUMENT>
<TYPE>CERTNYS
<SEQUENCE>1
<FILENAME>9999999997-10-019820.paper
<DESCRIPTION>AUTO-GENERATED PAPER DOCUMENT
<TEXT>
This document was generated as part of a paper submission.
Please reference the Document Control Number 10000102 for access to the original document.
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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