EDGAR Filing Documents for 0001193125-13-124445

Form N-CSRS - Certified Shareholder Report, Semi-Annual:

SEC Accession No. 0001193125-13-124445

Filing Date

2013-03-25

Accepted

2013-03-25 17:11:02

Documents

Period of Report

2013-01-31

Effectiveness Date

2013-03-25

Document Format Files

Seq	Description	Document	Type	Size
1	MASTER PORTFOLIO TRUST--MUNICIPAL HIGH INCOME PORTFOLIO	d487384dncsrs.htm	N-CSRS	918242
2	CERTIFICATIONS (302)	d487384dex99cert.htm	EX-99.CERT	18214
3	CERTIFICATIONS (906)	d487384dex99906ct.htm	EX-99.906CT	4731
	Complete submission text file	0001193125-13-124445.txt		942691

Series and Classes/Contracts Information:

Existing
	Status	Name	Ticker Symbol
CIK 0001140869
Series S000039753		Municipal High Income Portfolio
Class/Contract C000123190		Municipal High Income Portfolio

Mailing Address LEGG MASON & CO., LLC 620 EIGHTH AVENUE, 49TH FLOOR NEW YORK NY 10018

Business Address LEGG MASON & CO., LLC 620 EIGHTH AVENUE, 49TH FLOOR NEW YORK NY 10018 1-877-721-1926

MASTER PORTFOLIO TRUST (Filer) CIK: 0001140869 (see all company filings)