-------------------------- OMB APPROVAL ------------ OMB Number: 3235-0578 Expires: February 28, 2006 Estimated average burden hours per response: 20.0 -------------------------- UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON, DC 20549 FORM N-Q QUARTERLY SCHEDULE OF PORTFOLIO HOLDINGS OF REGISTERED MANAGEMENT INVESTMENT COMPANY Investment Company Act File Number: 811-10377 Registrant Name: PIMCO Municipal Income Fund Address of Principal Executive Offices: 1345 Avenue of the Americas New York, New York 10105 Name and Address of Agent for Service: Lawrence G. Altadonna - 1345 Avenue of the Americas New York, New York 10105 Registrant's telephone number, including area code: 212-739-3371 Date of Fiscal Year End: 4/30 Date of Reporting Period: 1/31 Form N-Q is to be used by the registered management investment company, other than a small business investment company registered on Form N-5 (ss.ss. 239.24 and 274.5 of this chapter), to file reports with the Commission, not later than 60 days after the close of the first and third fiscal quarters, pursuant to rule 30b 1-5 under the Investment Company Act of 1940 (17 CFR 270.30b1-5). The Commission may use the information provided on Form N-Q in its regulatory, disclosure review, inspection, and policymaking roles. A registrant is required to disclose the information specified by Form N-Q, and the Commission will make this information public. A registrant is not required to the collection of information contained in Form N-Q unless the Form displays a currently valid Office of Management and Budget ("OMB") control number. Please direct comments concerning the accuracy of the information collection burden estimate and any suggestions for reducing the burden to the Secretary, Securities and Exchange Commission, 450 Fifth Street, NW, Washington, DC 20549-0609. The OMB has reviewed this collection of information under the clearance requirements of 44 U.S.C. ss. 3507. ITEM 1. SCHEDULE OF INVESTMENTS PIMCO MUNICIPAL INCOME FUND SCHEDULE OF INVESTMENTS JANUARY 31, 2005 (unaudited) PRINCIPAL AMOUNT CREDIT RATING (000) (MOODY'S/S&P) VALUE* ------------------------------------------------------------------------------------------------------------------------------------ MUNICIPAL BONDS & NOTES - 87.8% ALABAMA-2.0% $2,500 Birmingham Baptist Medical Center, Baptist Health System, 5.875%, 11/15/24, Ser. A Baa1/NR $ 2,647,650 8,000 Huntsville Health Care Auth., 5.75%, 6/1/31, Ser. A A2/NR 8,469,360 ----------- 11,117,010 ----------- ALASKA-1.0% 6,000 Northern Tobacco Securitization Corp., 5.50%, 6/1/29 Baa3/BBB 5,358,180 ----------- ARIZONA-0.4% 2,000 Apache Cnty. Indl. Dev. Auth., Pollution Control Rev., Tucson Electric Power Co., 5.875%, 3/1/33 Ba3/B+ 2,000,100 ----------- CALIFORNIA-1.8% 10,000 Golden State Tobacco Securization Corp. Rev., 6.75%, 6/1/39, Ser. 2003-A-1 Baa3/BBB 10,222,000 ----------- COLORADO-2.4% 3,000 Denver Health & Hospital Auth. Healthcare Rev., 5.375%-6.00%, 12/1/23-12/1/28, Ser. A Baa3/BBB 3,053,300 12,400 Health Facs. Auth. Retirement Facs. Rev., zero coupon, 7/15/24 NR/AAA 4,827,072 4,965 Northwest Parkway Public Highway Auth., 7.125%, 6/15/41, Ser. D Ba1/BB+ 5,431,015 ----------- 13,311,387 ----------- CONNECTICUT-0.2% 1,000 State Dev. Auth. Pollution Control Rev., Conn. Light & Power, 5.85%, 9/1/28 A3/BBB 1,067,630 ----------- DISTRICT OF COLUMBIA-1.1% 5,855 Tobacco Settlement Finance Corp., 6.25%, 5/15/24 Baa3/BBB 5,879,064 ----------- FLORIDA-1.8% 9,000 Highlands Cnty. Health Facs. Auth. Rev., Adventist Health System, 6.00%, 11/15/31, Ser. A A2/A 9,814,410 ----------- GEORGIA- 2.4% 10,000 Municipal Electric Auth. Power Rev., 5.50%, 1/1/20, Ser. Z (MBIA) Aaa/AAA 11,896,000 1,000 State GO, 5.50%, 7/1/13, Ser. C Aaa/AAA 1,156,430 ----------- 13,052,430 ----------- ILLINOIS-11.9% 10,115 Chicago Board of Education GO, zero coupon, 12/1/31, Ser. A (FGIC) Aaa/AAA 2,578,617 9,080 Chicago GO, 5.375%, 1/1/34, Ser. A (FGIC) Aaa/AAA 9,786,878 2,000 Chicago Water Rev., 5.25%, 11/1/27 (FGIC) (Pre-refunded @102, 11/1/07) (a) Aaa/AAA 2,185,100 6,260 Dev. Finance Auth. Hospital Rev., Adventist Health System, 5.50%-5.65%, 11/15/24-11/15/29 A2/A 6,484,572 4,730 Educational Facs. Auth. Rev., Chicago Univ., 5.25%, 7/1/41, Ser. A (Pre-refunded @101, 7/1/11) (a) Aa1/AA 5,344,096 270 Educational Facs. Auth. Rev., Chicago Univ., 5.25%, 7/1/41, Ser. A Aa1/AA 284,577 1,115 Educational Facs. Auth. Rev., Midwestern Univ., 5.50%, 5/15/18, Ser. B NR/A- 1,171,475 3,000 Health Facs. Auth. Rev., Decatur Memorial Hospital, 5.75%, 10/1/24 A2/A 3,151,920 5,425 Health Facs. Auth. Rev., Silver Cross Hospital, 5.50%, 8/15/25 NR/A- 5,550,209 15,690 Lake Cnty. Community High School District, GO, zero coupon, 2/1/19-2/1/22, Ser. B (FGIC) Aaa/AAA 7,782,591 7,345 Regional Transportation Auth., 5.50%, 6/1/23, Ser. B (FGIC) Aaa/AAA 8,670,993 3,000 State Sales Tax Rev., 5.125%, 6/15/20 Aa3/AAA 3,224,550 PIMCO MUNICIPAL INCOME FUND SCHEDULE OF INVESTMENTS JANUARY 31, 2005 (unaudited) (continued) PRINCIPAL AMOUNT CREDIT RATING (000) (MOODY'S/S&P) VALUE* ------------------------------------------------------------------------------------------------------------------------------------ MUNICIPAL BONDS & NOTES (continued) ILLINOIS (continued) $5,000 Univ. Rev., Auxiliary Fac. System, 5.25%, 4/1/32, Ser. B (FGIC) Aaa/AAA $ 5,254,400 4,000 Winnebago Boone Cntys., Rock Valley Community College, 5.30%, 10/1/18 (FGIC) Aaa/NR 4,304,920 ----------- 65,774,898 ----------- INDIANA-1.8% 6,500 Carmel School Building Corp., 5.00%, 7/15/22 (MBIA) Aaa/AAA 6,897,865 2,725 Richland Beanblossom School Building Corp., 5.00%, 1/15/22 (FGIC) Aaa/AAA 2,872,177 ----------- 9,770,042 ----------- KANSAS-3.8% Wichita Hospital Rev., 5,000 5.625%, 11/15/31, Ser. III NR/A+ 5,308,250 14,370 6.25%, 11/15/24, Ser. XI NR/A+ 15,764,321 ----------- 21,072,571 ----------- KENTUCKY-0.8% 3,845 Dev. Finance Auth. Hospital Rev., St. Lukes, 6.00%, 10/1/19 A3/A 4,315,628 ----------- LOUISIANA-6.9% 10,000 Local Gov't Environmental Facs., Community Dev. Auth. Rev., 6.55%, 9/1/25 NR/A 11,651,000 27,890 Tobacco Settlement Financing Corp. Rev., 5.875%, 5/15/39 Baa3/BBB 26,229,708 ----------- 37,880,708 ----------- MARYLAND-0.2% 1,150 Baltimore Water Project Rev., 5.125%, 7/1/42, Ser. A (FGIC) Aaa/AAA 1,208,132 ----------- MICHIGAN-4.8% 2,000 Detroit GO, 5.375%, 4/1/15-4/1/17, Ser. A-1 (MBIA) Aaa/AAA 2,224,790 5,650 Forest Hills Public School, GO, 5.25%, 5/1/18 Aa2/NR 6,156,409 3,000 Mount Clemens Community School Dist., 5.00%, 5/1/31 Aa2/AAA 3,098,550 50 Royal Oak Hospital Finance Auth., William Beaumont Hosp., 5.25%, 11/15/35, Ser. M (MBIA) Aaa/AAA 52,465 4,000 State Hospital Fac. Auth. Rev., Detroit Medical Center, 6.25%, 8/15/13 Ba3/B 4,008,600 2,000 State Strategic Fund Ltd. Obligation Rev., Detroit Edison Pollution Control Co., 5.45%, 9/1/29 A3/BBB+ 2,095,480 3,000 Taylor Tax lncrement Finance Auth., 5.375%, 5/1/17 (FSA) Aaa/AAA 3,304,050 6,255 Wayne Charter Cnty. Airport Fac. Rev., 6.75%, 12/1/15 NR/NR 5,409,574 ----------- 26,349,918 ----------- MINNESOTA-0.6% 3,000 Agricultural & Economic Dev. Board Rev., Health Care Syst., 6.375%, 11/15/29, Ser. A A2/A 3,304,950 ----------- MISSOURI-0.5% 2,500 Interstate 470 & 350 Transportation Dev., Motranson Rev., 6.35%, 5/1/22 NR/NR 2,565,075 ----------- NEVADA-1.4% 3,000 Clark Cnty. Airport Rev., 5.25%, 7/1/34, Ser. B (FGIC) Aaa/AAA 3,147,810 4,250 Truckee Meadows Water Auth. Rev., 5.25%, 7/1/34, Ser. A (FSA) Aaa/AAA 4,505,722 ----------- 7,653,532 ----------- PIMCO MUNICIPAL INCOME FUND SCHEDULE OF INVESTMENTS JANUARY 31, 2005 (unaudited) (continued) PRINCIPAL AMOUNT CREDIT RATING (000) (MOODY'S/S&P) VALUE* ------------------------------------------------------------------------------------------------------------------------------------ MUNICIPAL BONDS & NOTES (continued) NEW HAMPSHIRE-0.6% $3,000 State Business Finance Auth. Pollution Control Rev., Conn. Light & Power Co., 5.85%, 12/1/22 A3/BBB $ 3,218,760 ----------- NEW JERSEY-4.1% 1,365 Camden Cnty. Improvement Auth. Rev., Cooper Health Syst., 5.60%-6.00%, 2/15/07-2/15/27 Baa3/BBB 1,396,273 Economic Dev. Auth. Rev., Arbor Glen, 2,510 5.875%, 5/15/16, Ser. A NR/NR 2,559,196 490 5.875%, 5/15/16, Ser. A (Pre-refunded @102, 5/15/09) (a) NR/NR 559,742 16,550 Economic Dev. Auth. Rev., Kapkowski Landfill Project, 5.75%, 4/1/31 Baa3/NR 18,118,443 ----------- 22,633,654 ----------- NEW MEXICO-0.5% 2,500 Farmington Pollution Control Rev., Public Service Co., 5.80%, 4/1/22 Baa2/BBB 2,545,125 ----------- NEW YORK-1.1% 3,000 New York City Municipal Water Finance Auth., Water & Sewer Syst. Rev., 5.00%, 6/15/39 Ser. A Aa2/AA+ 3,118,110 2,875 Westchester Cnty., Health Care Corp. Rev., 5.875%, 11/1/25, Ser. A Ba1/BB 2,880,922 ----------- 5,999,032 ----------- NORTH CAROLINA-0.6% 3,000 State Facs. Finance Agcy. Rev., Duke Univ. Project, 5.125%, 10/1/41, Ser. A Aa1/AA+ 3,115,440 ----------- OHIO-1.2% 5,065 Lorain Cnty. Hospital Rev., Catholic Healthcare Partners, 5.625% - 5.75%, 10/1/17-10/1/18 A1/AA- 5,547,681 1,235 State Turnpike Rev., 5.50%, 2/15/15 Aa3/AA 1,378,952 ----------- 6,926,633 ----------- PENNSYLVANIA-4.2% 5,780 Allegheny Cnty. Hospital Dev. Auth. Rev., 9.25%, 11/15/30, Ser. B B1/B 6,761,560 1,000 Allegheny Cnty. Indl. Dev. Auth. Rev., USX Corp., 5.60%, 9/1/30 Baa1/BBB+ 1,031,990 1,095 Allegheny Cnty. Port Auth. Rev., 5.25%, 3/1/20 (FGIC) Aaa/AAA 1,194,733 2,575 Delaware Cnty. Auth. College Rev., Neumann College, 5.80%, 10/1/17 NR/BBB- 2,745,825 4,610 Philadelphia Hospital. & Higher Education Fac. Hospital Rev., Temple Univ. Hospital, 6.625%, 11/15/23, Ser. A Baa2/BBB 4,683,991 6,200 State Higher Educational Fac. Auth. Rev., UPMC Health Syst., 6.00%, 1/15/31, Ser. A NR/A+ 6,847,652 ----------- 23,265,751 ----------- PUERTO RICO-0.3% 1,600 Electric Power Auth. Rev., 5.125%, 7/1/29, Ser. NN A3/A- 1,683,056 ----------- RHODE ISLAND-3.1% 18,000 Tobacco Settlement Financing Corp. Rev., 6.25%, 6/1/42, Ser. A Baa3/BBB 17,369,280 ----------- SOUTH CAROLINA-4.4% 5,500 Greenwood Cnty. Hospital Rev., Self Memorial Hospital, 5.50%, 10/1/21-10/1/26 A2/A 5,762,175 3,000 Jobs Economic Dev. Auth. Hospital Facs. Rev., Georgetown Memorial Hospital, 5.375%, 2/1/30 (Radian) NR/AA 3,163,680 15,600 Tobacco Settlement Rev., 6.375%, 5/15/30, Ser. B Baa3/BBB 15,453,048 ----------- 24,378,903 ----------- TENNESSEE-1.7% 9,320 Memphis Health Educational & Housing Fac., Wesley Housing Corp.Project, 6.95%, 1/1/20 (b) NR/NR 9,318,416 ----------- PIMCO MUNICIPAL INCOME FUND SCHEDULE OF INVESTMENTS JANUARY 31, 2005 (unaudited) (continued) PRINCIPAL AMOUNT CREDIT RATING (000) (MOODY'S/S&P) VALUE* ------------------------------------------------------------------------------------------------------------------------------------ MUNICIPAL BONDS & NOTES (continued) TEXAS-11.6% $1,750 Austin Convention Enterprises Inc., 5.75%, 1/1/32, Ser. B A3/NR $ 1,820,910 4,000 Austin Water & Wastewater System Rev., 5.25%, 5/15/31, Ser. A & B (FSA) Aaa/AAA 4,222,800 2,935 Bell Cnty. Health Fac. Dev. Corp., Buckner Retirement Fac., 5.25%, 11/15/19 NR/A- 3,006,731 2,865 Corpus Christi Refinance & Improvement, GO, 5.375%, 3/1/18 (FSA) Aaa/AAA 3,148,492 3,680 Duncanville Independent. School Dist., 5.25%, 2/15/32, Ser. B Aaa/AAA 3,887,920 5,000 Harris Cnty. Health Fac. Dev. Corp., Christus Health, 5.375%, 7/1/29, Ser. A (MBIA) Aaa/AAA 5,331,950 7,000 Harris Cnty. Health Fac. Dev. Corp., Memorial Hermann Healthcare, 6.375%, 6/1/29 A2/A 7,792,610 1,840 Houston Water Conveyance System, CP., 6.25%, 12/15/12, Ser. J (AMBAC) Aaa/AAA 2,196,408 2,000 Mansfield Independent. School Dist., GO, 5.25%, 2/15/23 Aaa/AAA 2,140,560 4,380 Southlake Parks Dev. Corp., Sales Tax Rev., 5.60%, 8/15/31 (AMBAC) Aaa/AAA 4,725,538 19,990 State Turnpike Auth. Rev., zero coupon, 8/15/25, Ser. A (AMBAC) Aaa/AAA 7,608,794 4,530 State Water Financial Assistance GO, 5.30%, 8/1/18, Ser. A Aa1/AA 4,929,637 7,450 Water Dev. Board Rev., 5.125%, 7/15/18 Aaa/AAA 7,790,838 4,920 University of Texas, Permanent Univ. Fund, 5.00%, 7/1/26, Ser B Aaa/AAA 5,180,170 ----------- 63,783,358 ----------- UTAH-1.3% 7,000 Salt Lake Cnty. Hospital Rev., IHC Health Services, 5.125%, 2/15/33 (AMBAC) Aaa/AAA 7,321,230 ----------- WASHINGTON-3.5% Cowlitz Cnty. School Dist., GO, 910 5.625%, 12/1/14 (FSA) NR/NR 1,041,941 985 5.625%, 12/1/14 (FSA) (Pre-refunded @100, 12/1/11) (a) NR/NR 1,134,326 1,225 5.625%, 12/1/16 (FSA) Aaa/NR 1,410,710 5,000 Kent, GO, 5.375%, 12/1/20 (MBIA) Aaa/AAA 5,467,300 5,420 King Cnty. School Dist., GO, 5.25%, 12/1/21, Ser. A (MBIA) Aaa/AAA 5,895,226 4,000 Northwest Energy Electric Rev., 5.50%, 7/1/13-7/1/15, Ser. A Aaa/AA- 4,583,160 ----------- 19,532,663 ----------- WISCONSIN-3.8% 14,785 Badger Tobacco Asset Corp., 5.75%-6.00%, 6/1/12-6/1/17 Baa3/BBB 15,174,938 3,515 State GO, 5.00%, 5/1/22, Ser. A (FGIC) Aaa/AAA 3,731,700 2,230 State Health & Educational Fac. Auth. Rev., Kenosha Hospital & Medical Center, 5.625%, 5/15/29 NR/A 2,296,945 ----------- 21,203,583 ----------- Total Municipal Bonds & Notes (cost-$457,832,470) 484,012,549 ----------- VARIABLE RATE NOTES (c)(d)(e)-10.5% HAWAII-0.7% 3,468 Honolulu City & Cnty. Wastewater System Rev., 7.87%, 7/1/23, Ser. 400 (FGIC) Aaa/NR 3,934,156 ----------- ILLINOIS-2.7% 7,253 Cook Cnty. GO, 7.89%, 11/15/28, Ser. 458 (FGIC) Aaa/NR 7,807,026 6,900 Educational Fac. Auth. Rev., 8.16%, 7/1/26 NR/AA 7,305,582 ----------- 15,112,608 ----------- MASSACHUSETTS-1.1% 5,000 State Health & Educational Fac. Auth. Rev., 9.42%, 1/1/10 NR/NR 6,034,300 ----------- PIMCO MUNICIPAL INCOME FUND SCHEDULE OF INVESTMENTS JANUARY 31, 2005 (unaudited) (continued) PRINCIPAL AMOUNT CREDIT RATING (000) (MOODY'S/S&P) VALUE* ----------------------------------------------------------------------------------------------------------------------------------- VARIABLE RATE NOTES (continued) NEW YORK-1.3% $6,500 New York City Municipal Water Auth. Rev., 7.90%, 6/15/05 NR/AA+ $ 7,217,080 ----------- TENNESSEE-1.1% 5,000 Memphis Electric System Rev., 7.89%, 12/1/11 (MBIA) Aaa/NR 6,024,800 ----------- TEXAS-2.7% 8,988 Harris Cnty. Health Fac. Dev. Corp., 8.64%, 7/1/29, Ser. 357 (MBIA) Aaa/NR 10,180,860 4,250 Harris Cnty. Health Fac. Dev. Corp. Rev., 8.66% 2/15/21 NR/AA 4,588,810 ----------- 14,769,670 ----------- WASHINGTON-0.9% 4,500 Seattle GO, 8.12%, 12/15/28, Ser. 348 Aa1/NR 4,758,210 ----------- Total Variable Rate Notes (cost-$50,417,909) 57,850,824 ----------- VARIABLE RATE DEMAND NOTES (c)(f)-0.9% ALASKA-0.4% 2,000 State Housing Fin. Corp., 1.86%, 2/3/05, Ser. B. (MBIA) VMIGI/A-1+ 2,000,000 ----------- CALIFORNIA-0.0% 200 State Infrastructure & Economic Dev. Rev., 1.88%, 2/1/05, Ser. B (AMBAC) Aaa/AAA 200,000 ----------- ILLINOIS-0.2% 1,100 State Health Facs. Auth. Rev., 1.90%, 2/1/05 (MBIA) VMIG1/A-1+ 1,100,000 ----------- MICHIGAN-0.1% 700 State Grant Anticipation Notes, 1.83%, 2/2/05, Ser A. (FSA) VMIG1/A-1+ 700,000 ----------- TENNESSEE-0.2% 800 Montgomery Cnty. Pub. Bldg. Auth. Rev., 1.92%, 2/1/05 VMIG1/NR 800,000 ----------- Total Variable Rate Demand Notes (cost-$4,800,000) 4,800,000 ----------- U.S. TREASURY BILLS (g)- 1.1% 6,355 2.13%-2.16%, 3/3/05-3/17/05 (cost-$6,338,344) Aaa/AAA 6,338,550 ----------- Total Investments (cost-$519,388,723 )-100.3% 553,001,923 ----------- CONTRACTS --------- CALL OPTIONS WRITTEN (h)- (0.3)% U.S. Treasury Bond Futures, Chicago Board of Trade: (7) Strike price $106, expires 2/18/05 (43,859) (173) Strike price $106, expires 2/18/05 (1,529,969) (274) Strike price $113, expires 2/18/05 (64,219) ------------ Total call options written (premiums received-$1,378,579) (1,638,047) ------------ Total Investments, net of call options written (cost- $518,010,144)-100.0% $551,363,876 ------------ (a) Futures contracts outstanding at January 31, 2005: Notional Value Expiration Unrealized Type (000) Date Depreciation ------------------------------------------------------------------------------------------------------------------------------------ Short: U.S. Treasury Bond Futures (1,180) 3/21/2005 $ 3,752,657 Long: 90 Day Eurodollar Futures 1,063 9/19/2005 690,625 ------------- $ 4,443,282 ------------- NOTES TO SCHEDULES OF INVESTMENTS: * Portfolio securities and other financial instruments for which market quotations are readily available are stated at market value. Portfolio securities and other financial instruments for which market quotations are not readily available or if a development/event occurs that may impact the value of the security may be fair-valued in good faith pursuant to guidelines established by the Board of Trustees. The Fund's investments are valued daily by an independent pricing service. Prices obtained from an independent pricing services use information provided by market makers or estimates of market value obtained from yield data relating to investments or securities with similar characteristics. Short-term investments maturing in 60 days or less are valued at amortized cost, if their original maturity was 60 days or less, or by amortizing their value on the 61st day prior to maturity, if the original term to maturity exceeded 60 days. Exchange traded options, futures, and options on futures are valued at the settlement price determined by the relevant exchange. The prices used by the Fund to value securities may differ from the value that would be realized if the securities were sold. The Fund's net asset value is determined daily at the close of regular trading (normally, 4:00 p.m. Eastern time) on the New York Stock Exchange. (a) Pre-refunded bonds are collateralized by U.S. Government or other eligible securities which are held in escrow and used to pay principal and interest and retire the bonds at the earliest refundung date. (b) Illiquid security. (c) Variable Rate Notes - Interest rates change on specified date (such as a coupon date or interest payment date) and/or whose interest rates vary with changes in a designated base rate (such as the prime interest rate). (d) 144A Security - Security exempt from registration under Rule 144A of the Securities Act of 1933. These securities may be resold in transactions exempt from registration, typically only to qualified institutional investors. (e) Residual Interest/Tax Exempt Municipal Bonds. The interest rate shown bears an inverse relationship to the interest rate on another security or the value of an index. (f) Maturity date shown is date of next call. (g) All or partial principal amount segregated as initial margin on futures contracts. (h) Non-income producing. GLOSSARY: AMBAC-insured by American Municipal Bond Assurance Corp. CP-Certificates of Participation FGIC-insured by insured Financial Guaranty Insurance Co. FSA-insured by Financial Security Assurance, Inc. GO-General Obligation Bonds MBIA-insured by Municipal Bond Investors Assurance NR-Not Rated Radian-insured by Radian Guaranty Inc. ITEM 2. CONTROLS AND PROCEDURES (a) The registrant's President and Chief Executive Officer and Principal Financial Officer have concluded that the registrant's disclosure controls and procedures (as defined in Rule 30a-2(c) under the Investment Company Act of 1940, as amended are effective based on their evaluation of these controls and procedures as of a date within 90 days of the filing date of this document. (b) There were no significant changes in the registrant's internal controls or in factors that could affect these controls subsequent to the date of their evaluation, including any corrective actions with regard to significant deficiencies and material weaknesses. ITEM 3. EXHIBITS (a) Exhibit 99.302 Cert. - Certification pursuant to Section 302 of the Sarbanes-Oxley Act of 2002 SIGNATURES Pursuant to the requirements of the Securities Exchange Act of 1934 and the Investment Company Act of 1940, the registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized. Registrant: PIMCO Municipal Income Fund By /s/ Brian S. Shlissel President & Chief Executive Officer Date: March 22, 2005 By /s/ Lawrence G. Altadonna Treasurer, Principal Financial & Accounting Officer Date: March 22, 2005 Pursuant to the requirements of the Securities Exchange Act of 1934 and the Investment Company Act of 1940, this report has been signed below by the following persons on behalf of the registrant and in the capacities and on the dated indicated. By /s/ Brian S. Shlissel President & Chief Executive Officer Date: March 22, 2005 By /s/ Lawrence G. Altadonna Treasurer, Principal Financial & Accounting Officer Date: March 22, 2005