N-Q 1 nq1.htm NFM Form N-Q

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         811-09471         

        Nuveen Maryland Dividend Advantage Municipal Fund         
(Exact name of registrant as specified in charter)


        333 West Wacker Drive, Chicago, Illinois 60606         
(Address of principal executive offices) (Zip code)


Jessica R. Droeger—Vice President and Secretary
        333 West Wacker Drive, Chicago, Illinois 60606         
(Name and address of agent for service)

Registrant's telephone number, including area code:         312-917-7700        

Date of fiscal year end:            5/31          

Date of reporting period:          2/28/06         

Form N-Q is to be used by management investment companies, other than small business investment companies registered on Form N-5 (§§ 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 30b1-5 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 respond 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. § 3507.

Item 1. Schedule of Investments

  Portfolio of Investments (Unaudited)

Nuveen Maryland Dividend Advantage Municipal Fund (NFM)
February 28, 2006

        Optional         
Principal        Call         
Amount (000)    Description (1)    Provisions (2)    Ratings (3)    Value 
    Consumer Discretionary – 2.6% (1.7% of Total Investments)             
$             205    Baltimore, Maryland, Pollution Control Revenue Bonds, General Motors Corporation, Series 1993,    No Opt. Call    B    $    192,030 
     5.350%, 4/01/08             
1,000    Baltimore, Maryland, Senior Lien Convention Center Hotel Revenue Bonds, Series 2006A, 5.250%,    9/16 at 100.00    AAA    1,079,200 
     9/01/39 – XLCA Insured             
310    Baltimore, Maryland, Subordinate Lien Convention Center Hotel Revenue Bonds, Series 2006B,    9/16 at 100.00    Ba1    326,622 
     5.875%, 9/01/39             
1,515    Total Consumer Discretionary            1,597,852 
    Consumer Staples – 2.6% (1.7% of Total Investments)             
1,565    Puerto Rico, The Children’s Trust Fund, Tobacco Settlement Asset-Backed Refunding Bonds,    5/12 at 100.00    BBB    1,603,859 
     Series 2002, 5.375%, 5/15/33             
    Education and Civic Organizations – 13.2% (8.8% of Total Investments)             
    Frederick County, Maryland, Educational Facilities Revenue Bonds, Mount St. Mary’s College,             
    Series 2001A:             
465     5.700%, 9/01/20    3/10 at 101.00    BBB–    487,836 
500     5.750%, 9/01/25    3/10 at 101.00    BBB–    523,370 
645    Hartford County, Maryland, Economic Development Revenue Bonds, Battelle Memorial Institute,    4/14 at 100.00    A+    678,147 
     Series 2004, 5.250%, 4/01/34             
1,000    Maryland Economic Development Corporation, Utility Infrastructure Revenue Bonds, University of    7/11 at 100.00    AAA    1,059,700 
     Maryland – College Park, Series 2001, 5.000%, 7/01/19 – AMBAC Insured             
1,500    Maryland Health and Higher Educational Facilities Authority, Educational Facilities Leasehold    7/08 at 102.00    BBB–    1,562,580 
     Mortgage Revenue Bonds, McLean School, Series 2001, 6.000%, 7/01/31             
500    Maryland Health and Higher Educational Facilities Authority, Revenue Bonds, Goucher College,    7/14 at 100.00    A–    519,915 
     Series 2004, 5.125%, 7/01/34             
625    Maryland Health and Higher Educational Facilities Authority, Revenue Bonds, Maryland Institute    6/11 at 100.00    Baa1    652,294 
     College of Art, Series 2001, 5.500%, 6/01/32             
400    Maryland Industrial Development Financing Authority, Revenue Bonds, Our Lady of Good Counsel    5/15 at 100.00    N/R    419,952 
     High School, Series 2005A, 6.000%, 5/01/35             
    Puerto Rico Industrial, Tourist, Educational, Medical and Environmental Control Facilities Financing             
    Authority, Higher Education Revenue Bonds, Ana G. Mendez University System, Series 1999:             
215     5.375%, 2/01/19    2/09 at 101.00    BBB–    221,742 
410     5.375%, 2/01/29    2/09 at 101.00    BBB–    420,820 
    University of Maryland, Auxiliary Facility and Tuition Revenue Bonds, Series 2003A:             
1,000     5.000%, 4/01/15    4/13 at 100.00    AA    1,076,720 
500     5.000%, 4/01/19    4/13 at 100.00    AA    534,250 
7,760    Total Education and Civic Organizations            8,157,326 
    Health Care – 25.3% (16.9% of Total Investments)             
1,000    Maryland Health and Higher Educational Facilities Authority, Revenue Bonds, Anne Arundel    7/08 at 101.00    AAA    1,039,900 
     Medical Center, Series 1998, 5.125%, 7/01/28 – FSA Insured             
1,000    Maryland Health and Higher Educational Facilities Authority, Revenue Bonds, Calvert Memorial    7/08 at 102.00    A2    1,020,840 
     Hospital, Series 1998, 5.000%, 7/01/28             
1,000    Maryland Health and Higher Educational Facilities Authority, Revenue Bonds, Carroll County    7/12 at 100.00    Baa1    1,075,900 
     General Hospital, Series 2002, 6.000%, 7/01/26             
750    Maryland Health and Higher Educational Facilities Authority, Revenue Bonds, Civista Medical    7/14 at 100.00    AA    773,430 
     Center, Series 2005, 5.000%, 7/01/37 – RAAI Insured             
500    Maryland Health and Higher Educational Facilities Authority, Revenue Bonds, Frederick Memorial    7/12 at 100.00    Baa1    515,790 
     Hospital, Series 2002, 5.125%, 7/01/35             
650    Maryland Health and Higher Educational Facilities Authority, Revenue Bonds, Greater Baltimore    7/11 at 100.00    A+    663,845 
     Medical Center, Series 2001, 5.000%, 7/01/34             
1,250    Maryland Health and Higher Educational Facilities Authority, Revenue Bonds, Johns Hopkins    5/11 at 100.00    AA–    1,300,175 
     Hospital, Series 2001, 5.000%, 5/15/21             
2,225    Maryland Health and Higher Educational Facilities Authority, Revenue Bonds, Kaiser Permanente    6/09 at 101.00    A+    2,340,834 
     System, Series 1998A, 5.375%, 7/01/15             
1,000    Maryland Health and Higher Educational Facilities Authority, Revenue Bonds, Kennedy Krieger    7/13 at 100.00    Baa2    1,042,500 
     Institute, Series 2003, 5.500%, 7/01/33             
585    Maryland Health and Higher Educational Facilities Authority, Revenue Bonds, LifeBridge Health    7/14 at 100.00    A    608,301 
     System, Series 2004A, 5.125%, 7/01/34             
700    Maryland Health and Higher Educational Facilities Authority, Revenue Bonds, MedStar Health,    8/14 at 100.00    BBB+    742,707 
     Series 2004, 5.375%, 8/15/24             
1,000    Maryland Health and Higher Educational Facilities Authority, Revenue Bonds, Mercy Medical    7/11 at 100.00    A–    1,040,070 
     Center, Series 2001, 5.625%, 7/01/31             
2,000    Maryland Health and Higher Educational Facilities Authority, Revenue Bonds, University of    7/11 at 100.00    A+    2,077,620 
     Maryland Medical System, Series 2001, 5.250%, 7/01/28             
570    Maryland Health and Higher Educational Facilities Authority, Revenue Refunding Bonds, Union    7/08 at 101.00    A3    582,682 
     Hospital of Cecil County, Series 1998, 5.100%, 7/01/22             
    Prince George’s County, Maryland, Revenue Bonds, Dimensions Health Corporation, Series 1994:             
290     5.375%, 7/01/14    7/06 at 100.00    B3    262,444 
700     5.300%, 7/01/24    7/06 at 100.00    B3    585,025 
15,220    Total Health Care            15,672,063 
    Housing/Multifamily – 17.4% (11.6% of Total Investments)             
750    Baltimore County, Maryland, GNMA Collateralized Revenue Refunding Bonds, Cross Creek    10/08 at 102.00    AAA    767,925 
     Apartments, Series 1998A, 5.250%, 10/20/33             
2,000    Maryland Community Development Administration, Housing Revenue Bonds, Series 1998A, 5.625%,    7/08 at 101.00    Aa2    2,050,980 
     1/01/40 (Alternative Minimum Tax)             
10    Maryland Community Development Administration, Insured Multifamily Housing Mortgage Loan    5/11 at 100.00    Aa2    10,311 
     Revenue Bonds, Series 2001B, 5.350%, 5/15/32 (Alternative Minimum Tax)             
1,000    Maryland Community Development Administration, Multifamily Housing Revenue Bonds, Princess    12/11 at 100.00    Aaa    1,033,860 
     Anne Apartments, Series 2001D, 5.450%, 12/15/33 (Alternative Minimum Tax)             
40    Maryland Economic Development Corporation, Senior Lien Student Housing Revenue Bonds,    10/13 at 100.00    Ba2    41,129 
     University of Maryland – Baltimore, Series 2003A, 5.625%, 10/01/23             
1,800    Maryland Economic Development Corporation, Student Housing Revenue Bonds, Sheppard Pratt    7/11 at 101.00    A    1,940,562 
     University Village, Series 2001, 6.000%, 7/01/33 – ACA Insured             
750    Montgomery County Housing Opportunities Commission, Maryland, FNMA/FHA-Insured Multifamily    7/08 at 101.00    Aaa    765,473 
     Housing Development Bonds, Series 1998A, 5.250%, 7/01/29 (Alternative Minimum Tax)             
2,000    Montgomery County Housing Opportunities Commission, Maryland, Multifamily Housing Development    7/10 at 100.00    Aaa    2,094,300 
     Bonds, Series 2000B, 6.200%, 7/01/30 (Alternative Minimum Tax)             
2,000    Montgomery County Housing Opportunities Commission, Maryland, Multifamily Housing Development    7/11 at 100.00    Aaa    2,069,900 
     Bonds, Series 2001A, 5.600%, 7/01/42 (Alternative Minimum Tax)             
10,350    Total Housing/Multifamily            10,774,440 
    Housing/Single Family – 4.9% (3.3% of Total Investments)             
75    Maryland Community Development Administration, Residential Revenue Bonds, Series 1999E,    9/09 at 100.00    Aa2    76,537 
     5.700%, 9/01/17             
590    Maryland Community Development Administration, Residential Revenue Bonds, Series 2000H,    4/06 at 100.00    Aa2    591,097 
     5.800%, 9/01/32 (Pre-refunded 4/03/06) (Alternative Minimum Tax)             
575    Maryland Community Development Administration, Residential Revenue Bonds, Series 2001B,    9/10 at 100.00    Aa2    587,351 
     5.450%, 9/01/32 (Alternative Minimum Tax)             
1,000    Maryland Community Development Administration, Residential Revenue Bonds, Series 2001F,    3/11 at 100.00    Aa2    1,036,900 
     5.600%, 9/01/28 (Alternative Minimum Tax)             
600    Maryland Community Development Administration, Residential Revenue Bonds, Series 2006B,    9/15 at 100.00    Aa2    606,636 
     4.750%, 9/01/25 (Alternative Minimum Tax)             
165    Maryland Community Development Administration, Single Family Program Bonds, First Series 2001,    10/10 at 100.00    Aa2    165,873 
     5.000%, 4/01/17             
3,005    Total Housing/Single Family            3,064,394 
    Industrials – 1.6% (1.1% of Total Investments)             
1,000    Northeast Maryland Waste Disposal Authority, Baltimore, Resource Recovery Revenue Bonds, RESCO    1/09 at 101.00    BBB    1,011,490 
     Retrofit Project, Series 1998, 4.750%, 1/01/12 (Alternative Minimum Tax)             
    Long-Term Care – 1.5% (1.1% of Total Investments)             
1,000    Maryland Health and Higher Educational Facilities Authority, Revenue Bonds, Collington    4/11 at 101.00    N/R    912,560 
     Episcopal Life Care Community Inc., Series 2001A, 6.750%, 4/01/23             
    Tax Obligation/General – 39.1% (26.2% of Total Investments)             
1,000    Anne Arundel County, Maryland, General Obligation Bonds, Series 2003, 5.000%, 3/01/13    No Opt. Call    AA+    1,084,420 
    Anne Arundel County, Maryland, Various Purpose General Obligation Bonds, Series 2001:             
580     4.800%, 2/15/18    2/11 at 101.00    AA+    611,007 
500     5.000%, 2/15/28    2/11 at 101.00    AA+    523,990 
3,500    Baltimore County, Maryland, Metropolitan District Special Assessment Bonds, 67th Issue,    6/11 at 101.00    AAA    3,681,648 
     5.000%, 6/01/27             
300    Carroll County, Maryland, Consolidated Public Improvement Bonds, Series 2005A, 5.000%, 12/01/16    12/15 at 100.00    AA    328,518 
1,000    Charles County, Maryland, Consolidated General Obligation Public Improvement Bonds, Series    No Opt. Call    AA    1,077,720 
     2005, 5.000%, 3/01/12             
500    Frederick County, Maryland, General Obligation Public Facilities Bonds, Series 2006, 5.000%,    No Opt. Call    AA    560,095 
     11/01/20             
    Frederick, Maryland, General Obligation Bonds, Series 2005:             
600     5.000%, 8/01/16 – MBIA Insured    8/15 at 100.00    AAA    656,226 
500     5.000%, 8/01/17 – MBIA Insured    8/15 at 100.00    AAA    545,450 
1,360    Howard County, Maryland, Consolidated Public Improvement Bonds, Series 2001A, 4.750%, 2/15/21    2/09 at 101.00    AAA    1,400,691 
1,000    Maryland National Capital Park Planning Commission, Prince George’s County, General Obligation    1/14 at 100.00    AA    1,079,250 
     Bonds, Park Acquisition and Development, Series 2004EE-2, 5.000%, 1/15/17             
1,000    Maryland, General Obligation Bonds, Series 2005, 5.000%, 8/01/17    8/15 at 100.00    AAA    1,095,040 
1,360    Montgomery County, Maryland, Consolidated General Obligation Public Improvement Bonds, Series    No Opt. Call    AAA    1,496,816 
     2005A, 5.000%, 7/01/15             
430    Northern Mariana Islands, General Obligation Bonds, Series 2000A, 6.000%, 6/01/20 – ACA Insured    6/10 at 100.00    A    454,794 
740    Ocean City, Maryland, General Obligation Bonds, Series 2001, 4.875%, 3/01/19 – FGIC Insured    3/11 at 101.00    AAA    783,482 
1,500    Prince George’s County, Maryland, General Obligation Consolidated Public Improvement Bonds,    12/11 at 101.00    AAA    1,632,060 
     Series 2001, 5.250%, 12/01/20 – FGIC Insured             
1,000    Prince George’s County, Maryland, General Obligation Consolidated Public Improvement Bonds,    10/13 at 100.00    AA    1,072,660 
     Series 2003A, 5.000%, 10/01/17             
    Washington Suburban Sanitary District, Montgomery and Prince George’s Counties, Maryland,             
    General Obligation Construction Bonds, Series 2001:             
895     5.000%, 6/01/22    6/11 at 100.00    AAA    945,836 
935     5.000%, 6/01/23    6/11 at 100.00    AAA    988,108 
985     5.000%, 6/01/24    6/11 at 100.00    AAA    1,040,948 
1,035     5.000%, 6/01/25    6/11 at 100.00    AAA    1,089,193 
700    Washington Suburban Sanitary District, Montgomery and Prince George’s Counties, Maryland,    6/15 at 100.00    AAA    767,697 
     Sewerage Disposal Bonds, Series 2005, 5.000%, 6/01/16             
1,290    Washington Suburban Sanitary District, Montgomery and Prince George’s Counties, Maryland,    6/11 at 100.00    AAA    1,340,052 
     Water Supply Bonds, Series 2001, 4.750%, 6/01/20             
22,710    Total Tax Obligation/General            24,255,701 
    Tax Obligation/Limited – 18.3% (12.3% of Total Investments)             
625    Annapolis, Maryland, Special Obligation Bonds, Park Place Project, Series 2005A, 5.350%,    1/15 at 101.00    N/R    636,588 
     7/01/34             
675    Anne Arundel County, Maryland, Tax Increment Financing Revenue Bonds, Parole Town Center    No Opt. Call    N/R    691,342 
     Project, Series 2002, 5.000%, 7/01/12             
500    Baltimore Board of School Commissioners, Maryland, Revenue Bonds, City Public School System,    5/13 at 100.00    AA+    534,590 
     Series 2003A, 5.000%, 5/01/18             
350    Hyattsville, Maryland, Special Obligation Bonds, University Town Center Project, Series 2004,    7/14 at 102.00    N/R    363,377 
     5.750%, 7/01/34             
1,500    Maryland Department of Transportation, Consolidated Transportation Revenue Bonds, Series 2002,    No Opt. Call    AA    1,706,760 
     5.500%, 2/01/16             
1,000    Maryland Department of Transportation, Consolidated Transportation Revenue Bonds, Series 2004,    No Opt. Call    AA    1,084,820 
     5.000%, 5/01/13             
1,405    Maryland Economic Development Corporation, Lease Revenue Bonds, Department of Transportation    6/12 at 100.50    AA+    1,533,094 
     Headquarters Building, Series 2002, 5.375%, 6/01/19             
370    Maryland Economic Development Corporation, Lease Revenue Bonds, Montgomery County Town Square    9/12 at 100.00    AA+    398,246 
     Parking Garage, Series 2002A, 5.000%, 9/15/13             
615    Montgomery County, Maryland, Lease Revenue Bonds, College of Arts Center Project, Series    5/15 at 100.00    A1    655,965 
     2005A, 5.000%, 5/01/20             
740    Prince George’s County, Maryland, Lease Revenue Bonds, Upper Marlboro Justice Center, Series    6/13 at 100.00    AAA    797,106 
     2003A, 5.000%, 6/30/14 – MBIA Insured             
270    Prince George’s County, Maryland, Special Obligation Bonds, National Harbor Project, Series    7/15 at 100.00    N/R    274,679 
     2005, 5.200%, 7/01/34             
450    Prince George’s County, Maryland, Special Tax District Bonds, Victoria Falls Project, Series    7/13 at 100.00    N/R    458,055 
     2005, 5.250%, 7/01/35             
700    Puerto Rico, Highway Revenue Bonds, Highway and Transportation Authority, Series 2003AA,    No Opt. Call    AAA    811,244 
     5.500%, 7/01/19 – MBIA Insured             
1,290    Virgin Islands Public Finance Authority, Gross Receipts Taxes Loan Note, Series 1999A, 6.375%,    10/10 at 101.00    BBB    1,433,783 
     10/01/19             
10,490    Total Tax Obligation/Limited            11,379,649 
    Transportation – 1.6% (1.1% of Total Investments)             
650    Maryland Health and Higher Educational Facilities Authority, Parking Facilities Revenue Bonds,    7/11 at 100.00    AAA    675,720 
     Johns Hopkins Hospital, Series 2001, 5.000%, 7/01/27 – AMBAC Insured             
    Maryland Health and Higher Educational Facilities Authority, Parking Facilities Revenue Bonds,             
    Johns Hopkins Medical Institution, Series 2004B:             
150     5.000%, 7/01/13 – AMBAC Insured    No Opt. Call    AAA    162,179 
135     5.000%, 7/01/14 – AMBAC Insured    No Opt. Call    AAA    146,633 
935    Total Transportation            984,532 
    U.S. Guaranteed – 18.9% (12.6% of Total Investments) (4)             
1,500    Baltimore County, Maryland, Consolidated General Obligation Public Improvement Bonds, Series    8/12 at 100.00    AAA    1,625,010 
     2002, 5.000%, 8/01/18 (Pre-refunded 8/01/12)             
1,015    Baltimore, Maryland, Revenue Refunding Bonds, Water Projects, Series 1998A, 5.000%, 7/01/28 –    No Opt. Call    AAA    1,101,153 
     FGIC Insured (ETM)             
1,000    Frederick County, Maryland, General Obligation Public Facilities Bonds, Series 2002, 5.000%,    11/12 at 101.00    AA (4)    1,092,240 
     11/01/22 (Pre-refunded 11/01/12)             
500    Howard County, Maryland, Consolidated Public Improvement Refunding Bonds, Series 2003A,    8/12 at 100.00    AAA    541,840 
     5.000%, 8/15/15 (Pre-refunded 8/15/12)             
895    Maryland Transportation Authority, Revenue Refunding Bonds, Transportation Facilities    No Opt. Call    AAA    1,036,652 
     Projects, First Series 1978, 6.800%, 7/01/16 (ETM)             
    Puerto Rico Infrastructure Financing Authority, Special Obligation Bonds, Series 2000A:             
2,300     5.500%, 10/01/32 (ETM)    10/10 at 101.00    AAA    2,495,247 
1,700     5.500%, 10/01/40 (ETM)    10/10 at 101.00    AAA    1,842,817 
1,865    Puerto Rico, The Children’s Trust Fund, Tobacco Settlement Asset-Backed Bonds, Series 2000,    7/10 at 100.00    AAA    1,962,278 
     5.750%, 7/01/20 (Pre-refunded 7/01/10)             
10,775    Total U.S. Guaranteed            11,697,237 
    Utilities – 1.6% (1.1% of Total Investments)             
1,000    Maryland Energy Financing Administration, Revenue Bonds, AES Warrior Run Project, Series 1995,    9/07 at 100.00    N/R    1,013,830 
     7.400%, 9/01/19 (Alternative Minimum Tax)             
    Water and Sewer – 0.6% (0.5% of Total Investments)             
355    Maryland Water Quality Financing Administration, Revolving Loan Fund Revenue Bonds, Series    No Opt. Call    AAA    390,752 
     2005A, 5.000%, 9/01/15             
$        87,680    Total Investments (cost $89,175,829) – 149.2%            92,515,685 
    Other Assets Less Liabilities – 2.4%            1,506,845 
    Preferred Shares, at Liquidation Value – (51.6)%            (32,000,000) 
    Net Assets Applicable to Common Shares – 100%            $  62,022,530 

(1)    All percentages shown in the Portfolio of Investments are based on net assets applicable to Common 
    shares unless otherwise noted. 
(2)    Optional Call Provisions: Dates (month and year) and prices of the earliest optional call or redemption. 
    There may be other call provisions at varying prices at later dates. Certain mortgage-backed securities 
    may be subject to periodic principal paydowns. 
(3)    Ratings: Using the higher of Standard & Poor’s or Moody’s rating. Ratings below BBB by Standard & Poor’s 
    Group or Baa by Moody’s Investor Service, Inc. are considered to be below investment grade. 
(4)    Investment is backed by an escrow or trust containing sufficient U.S. Government or U.S. Government 
    agency securities which ensure the timely payment of principal and interest. Such investments are normally 
    considered to be equivalent to AAA rated securities. 
N/R    Investment is not rated. 
(ETM)    Investment is escrowed to maturity. 

Income Tax Information

The following information is presented on an income tax basis. Differences between amounts for financial statement and federal income tax purposes are primarily due to the treatment of paydown gains and losses, timing differences in recognizing taxable market discount and timing differences in recognizing certain gains and losses on investment transactions.

At February 28, 2006, the cost of investments was $89,271,910.

Gross unrealized appreciation and gross unrealized depreciation of investments at February 28, 2006, were as follows:

Gross unrealized:     
  Appreciation    $3,580,889 
  Depreciation    (337,114) 
Net unrealized appreciation (depreciation) of investments    $3,243,775 

Item 2. Controls and Procedures.

  1. The registrant's principal executive and principal financial officers, or persons performing similar functions, have concluded that the registrant's disclosure controls and procedures (as defined in Rule 30a-3(c) under the Investment Company Act of 1940, as amended (the "1940 Act") (17 CFR 270.30a-3(c))) are effective, as of a date within 90 days of the filing date of this report that includes the disclosure required by this paragraph, based on their evaluation of the controls and procedures required by Rule 30a-3(b) under the 1940 Act (17 CFR 270.30a-3(b)) and Rule 13a-15(b) or 15d-15(b) under the Securities Exchange Act of 1934 (17 CFR 240.13a-15(b) or 240.15d-15(b)).
  2. There were no changes in the registrant's internal control over financial reporting (as defined in Rule 30a-3(d) under the 1940 Act (17 CFR 270.30a-3(d)) that occurred during the registrant's last fiscal quarter that have materially affected, or are reasonably likely to materially affect, the registrant's internal control over financial reporting.

Item 3. Exhibits.

File as exhibits as part of this Form a separate certification for each principal executive officer and principal financial officer of the registrant as required by Rule 30a-2(a) under the 1940 Act (17 CFR 270.30a-2(a)), exactly as set forth below: EX-99 CERT Attached hereto.


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)         Nuveen Maryland Dividend Advantage Municipal Fund        

By (Signature and Title)*          /s/ Jessica R. Droeger                     
                                                    Jessica R. Droeger
                                                    Vice President and Secretary

Date         April 28, 2006        

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 dates indicated.

By (Signature and Title)*         /s/ Gifford R. Zimmerman                    
                                                   Gifford R. Zimmerman
                                                   Chief Administrative Officer (principal executive officer) 

Date         April 28, 2006        

By (Signature and Title)*         /s/ Stephen D. Foy                              
                                                   Stephen D. Foy
                                                   Vice President and Controller (principal financial officer) 

Date        April 28, 2006        

* Print the name and title of each signing officer under his or her signature.