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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 81-1751139

NATIONAL MUNICIPAL STORMWATER ALLIANCE

Tax-exempt · SPRINGFIELD, VA 22151

Financials

$193K$55K2023$64K$136K2024
Revenue Expenses · by fiscal year end
Financials of NATIONAL MUNICIPAL STORMWATER ALLIANCE by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2024990$64,300$136,305-$72,005$125,517$0$125,517
December 31, 2023990$192,685$54,784$137,901$197,522$0$197,522
Financial details: 990 for the year ended December 31, 2024

Revenue

Contributions, gifts and grants
$64,300
Membership dues
$64,300
Program service revenue
$0
Investment income
$0
Other revenue
$0

Expenses

Grants and similar amounts paid
$0
Salaries, compensation and benefits (total)
$0
Professional fundraising fees
$0
Accounting fees
$1,152
Program services (functional)
$136,305

Balance sheet and other

Total assets, start of year
$197,522
Total assets, end of year
$125,517
Total liabilities, end of year
$0
Net assets, end of year
$125,517
Gross receipts
$64,300
Employees
0
Volunteers
0
Year formed
2018
State of legal domicile
VA

From the e-filed returns the IRS publishes as XML (latest three processing years; amended returns replace the original). PDF copies at the IRS.

Officers, directors and key employees

As listed on the 990 for the year ended December 31, 2024, highest compensation first.

NameTitleHours / weekCompensation
SCOTT TAYLORCHAIR
Trustee or director
4$0
JAMIE HOULEVICE CHAIR
Trustee or director
1$0
SETH BROWNEXECUTIVE DIRECTOR
Trustee or director
8$0
JAMES MOORETREASURER
Trustee or director
1$0
LAURIE LARSON-PUGHMEMBER AT LARGE
Trustee or director
1$0
JESSICA SCHULTZMEMBER
Trustee or director
1$0
PAT SAUERMEMBER
Trustee or director
1$0
WILL STALLARDMEMBER
Trustee or director
1$0
GIAN VILLARREALMEMBER
Trustee or director
1$0
ZACH HENDERSONMEMBER
Trustee or director
1$0
990 for the year ended December 31, 2023: 5 people
NameTitleHours / weekCompensation
SCOTT TAYLORCHAIR
Trustee or director
8$0
JAMIE HOULEVICE CHAIR
Trustee or director
8$0
SETH BROWNSECRETARY
Trustee or director
8$0
JAMES MOORETREASURER
Trustee or director
8$0
LAURIE LARSON-PUGHMEMBER AT LARGE
Trustee or director
8$0

Address and contacts

Address (IRS master file)
8001 FORBES PL STE 211, SPRINGFIELD, VA 22151-2205
Mailing address (990-N for 2017)
107 South West Street, Alexandria VA 22314
Principal officer (990 for 2024)
SETH BROWN, 8001 FORBES PL, SPRINGFIELD, VA 22151
Principal officer (990-N for 2017)
Scott Taylor, 5050 Avenida Encinas, Carlsbad CA 92008
Signed the 990
SETH BROWN, DIRECTOR
Phone
(571) 551-6024
Return prepared by
MATTHEWS CARTER & BOYCE

Mission

SUPPORT MUNICIPAL SEPARATE STORM SEWER SYSTEM MS4 PERMITEES. SERVEAS THEIR VOICE, ADVOCATE FOR SCIENCE BASED POLICIES AND UNDERSTANDING

990 for the year ended December 31, 2024

Program accomplishments

  • STEPP - THE VISION OF THE STEPP PROGRAM IS TO PROVIDE A NATIONAL-LEVEL TESTING AND VERIFICATION PROGRAM FOR BOTH PROPRIETARY MANUFACTURED TREATMENT DEVICES (MTDS) AS WELL AS PUBLIC DOMAIN PRACTICES, INCLUDING GREEN STORMWATER INFRASTRUCTURE. STEPP LEADS THE DEVELOPMENT OF AMERICAN SOCIETY OF TESTING AND MATERIAL (ASTM) INTERNATIONAL PERFORMANCE TESTING STANDARDS THAT ARE USED WHEN EVALUATING THE EFFICACY OF STORMWATER INFRASTRUCTURE TO TREAT POLLUTANTS OF INTEREST. STEPP VERIFICATION SERVICES INCLUDE A REVIEW OF TESTING PROCEDURES AS WELL AS REVIEW OF TESTING OUTCOMES.
    Expenses $115,505 · revenue $53,500
  • STORMWATER CAPTURE AND USE - NMSA IS PROVIDING SUPPORT TO RESEARCH REGULATIONS AND FUNDING ISSUES ASSOCIATED WITH SCU PROJECTS AND TECHNOLOGIES IN AN EFFORT TO DEVELOP A FINDINGS AND RECOMMENDATIONS REPORT ON SCU TO BROADEN THE ADOPTION OF THESE PROJECTS AND TECHNOLOGIES.
    Expenses $10,800 · revenue $10,800
  • MEMBER SUPPORT - NMSA RECEIVES MEMBERSHIP FEES TO GENERATE PRODUCTS AND SERVICES, SUCH AS WEBINARS AND NEWSLETTERS, TO PROVIDE INFORMATION ON NATIONAL ISSUES TO NMSA MEMBERS. WE ALSO DEVELOP AND HOST TECHNICAL TRAINING MATERIALS AND COURSES. WE HOST MEETINGS WITH OTHER NATIONAL ORGANIZATIONS AND ENTITIES FOCUSED ON STORMWATER TOPICS.
    Expenses $10,000

What it must file and when

IRS records say it files Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N. Its accounting year ends in December, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025December 31, 2025May 15, 2026Not on file
2024December 31, 2024May 15, 2025990 on file
2023December 31, 2023May 15, 2024990 on file

File the 2025 990-EZ for NATIONAL MUNICIPAL STORMWATER ALLIANCE

Due May 15, 2026 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
81-1751139
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (170(b)(1)(A)(vi))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
2017
Accounting year ends
December
Files
Form 990 or 990-EZ
Assets (IRS master file)
$125,517
Income (IRS master file)
$64,300

Filing history

FormYear endedRevenueExpensesAssetsReturn
990December 2024$64,300$136,305$125,517IRS
990December 2023$192,685$54,784$197,522XML
990December 2022$113,056$156,621$59,621IRS
990December 2021–––IRS
990-EZDecember 2020–––IRS
990-EZDecember 2018–––IRS
990-N for 2017
Officer: Scott Taylor
December 31, 2017≤ $50,000 receipts––e-Postcard

990-N: the IRS bulk file holds only the latest e-Postcard per organization; earlier years come from archived copies of that file since 2020 and can have gaps (the IRS e-Postcard search lists every one). 990, 990-EZ, 990-PF, 990-T: every e-filed return in the IRS e-file index since 2019; XML for the latest three processing years, amounts from the IRS Statistics of Income extracts before that. PDF copies and determination letters at the IRS (search EIN 81-1751139).

Questions about NATIONAL MUNICIPAL STORMWATER ALLIANCE

What is the EIN of NATIONAL MUNICIPAL STORMWATER ALLIANCE?
The employer identification number (EIN) of NATIONAL MUNICIPAL STORMWATER ALLIANCE is 81-1751139.
Is NATIONAL MUNICIPAL STORMWATER ALLIANCE tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 2017.
Are donations to NATIONAL MUNICIPAL STORMWATER ALLIANCE tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does NATIONAL MUNICIPAL STORMWATER ALLIANCE file?
Form 990 or 990-EZ. Based on its last return; a smaller organization may file the 990-N.
When is the next return of NATIONAL MUNICIPAL STORMWATER ALLIANCE due?
The return for tax year 2025 (the year ending December 31, 2025) is due May 15, 2026. Form 8868 extends it by six months; the 990-N cannot be extended.
When did NATIONAL MUNICIPAL STORMWATER ALLIANCE last file with the IRS?
The latest return in the IRS public files is the 990 for the year ended December 2024.
Who is the principal officer of NATIONAL MUNICIPAL STORMWATER ALLIANCE?
The 990 for the year ended December 31, 2024 names SETH BROWN.
Who are the officers and directors of NATIONAL MUNICIPAL STORMWATER ALLIANCE?
The 990 for the year ended December 31, 2024 lists 10 people; 0 received compensation from the organization.
How much revenue does NATIONAL MUNICIPAL STORMWATER ALLIANCE have?
On its 990 for the year ended December 31, 2024 it reported revenue of $64,300, expenses of $136,305 and total assets of $125,517 at year end.

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