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Nonprofit · EIN 41-1764948

INTERNATIONAL HUMIC SUBSTANCES SOCIETY

Also known as CO DR C E CLAPP UNIV OF MN

Tax-exempt · SAINT PAUL, MN 55108

Financials

$149K$216K2023$179K$151K2024
Revenue Expenses · by fiscal year end
Financials of INTERNATIONAL HUMIC SUBSTANCES SOCIETY by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2024990$178,906$150,611$28,295$738,135$6,059$732,076
December 31, 2023990$149,004$216,124-$67,120$706,809$3,028$703,781
Financial details: 990 for the year ended December 31, 2024

Revenue

Contributions, gifts and grants
$3,942
Membership dues
$3,942
Program service revenue
$0
Investment income
$30,904
Net income from sales of inventory
$144,060
Other revenue
$144,060

Expenses

Grants and similar amounts paid
$57,511
Other salaries and wages
$24,642
Salaries, compensation and benefits (total)
$27,345
Professional fundraising fees
$0
Accounting fees
$5,876
Occupancy
$5,789
Travel
$21,816
Program services (functional)
$130,818
Management and general (functional)
$19,793

Balance sheet and other

Total assets, start of year
$706,809
Total assets, end of year
$738,135
Total liabilities, end of year
$6,059
Net assets, end of year
$732,076
Publicly traded securities
$454,992
Net assets without donor restrictions
$732,076
Gross receipts
$209,758
Employees
1
Year formed
1981
State of legal domicile
CO

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
Dr Miroslav PekarBoard Member
Trustee or director
5$0
Dr Irina PerminovaPast President
Trustee or director
5$0
Dr Claudio ZacconeIT Administrator
Trustee or director
5$0
Dr Marios DrososSecretary
Officer
5$0
Dr Raymond M HozalskiTreasurer
Officer
5$0
Dr Deborah DickPresident
Officer
5$0
Dr Paul BloomReference Collection Chair
Officer
10$0
Dr Heike KnickerVice President
Officer
5$0
990 for the year ended December 31, 2023: 8 people
NameTitleHours / weekCompensation
Dr Jose Maria Garcia Mina FeirePast President
Trustee or director, Officer
5$0
Dr Miroslav PekarBoard Member
Trustee or director
5$0
Dr Irina PerminovaPresident
Trustee or director, Officer
10$0
Dr Marios DrososSecretary
Trustee or director, Officer
5$0
Dr Raymond M HozalskiTreasurer
Trustee or director, Officer
5$0
Dr Deborah DickVice President
Trustee or director, Officer
5$0
Dr Claudio ZacconeIT Administrator
Trustee or director
5$0
Dr Paul BloomReference Collection Chair
Trustee or director, Officer
10$0

Address and contacts

Address (IRS master file)
1991 UPPER BUFORD CIRCLE SUITE, SAINT PAUL, MN 55108-0010
In care of
% PAUL R BLOOM
Principal officer (990 for 2024)
Dr Deborah Dick, 1991 Upper Buford Circle, St Paul, MN 55108
Signed the 990
Raymond Hozalski, Treasurer
Phone
(651) 434-8110
Return prepared by
JT Lockhart

Mission

The IHSS is a scientific and educational society organized exclusively to advance the knowledge and research of humic substances and natural organic matter.

990 for the year ended December 31, 2024

Program accomplishments

  • Sales of humic standards to scientific laboratories, benefiting approximately 320 persons.
    Expenses $30,166 · revenue $174,912
  • Support for scientific meetings
    Expenses $47,393
  • Grants to students for advanced training and research and grants to support chapter activities
    Expenses $53,259

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

IRS record

EIN
41-1764948
Tax-exempt status
501(c)(3): Charitable, religious, educational or scientific organization
Foundation status
Publicly supported organization (509(a)(2))
Donations deductible (Pub 78)
Public charity, 50% deduction limit
Exempt since
1995
Accounting year ends
December
Files
Form 990 or 990-EZ
Category (NTEE)
Environment (C30Z)
Assets (IRS master file)
$738,135
Income (IRS master file)
$209,758

Filing history

FormYear endedRevenueExpensesAssetsReturn
990December 2024$178,906$150,611$738,135XML
990December 2023$149,004$216,124$706,809XML
990December 2022$162,946$110,072$773,333IRS
990December 2021–––IRS
990December 2020–––IRS
990December 2019–––IRS
990December 2018–––IRS
990December 2017–––IRS

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 41-1764948).

Questions about INTERNATIONAL HUMIC SUBSTANCES SOCIETY

What is the EIN of INTERNATIONAL HUMIC SUBSTANCES SOCIETY?
The employer identification number (EIN) of INTERNATIONAL HUMIC SUBSTANCES SOCIETY is 41-1764948.
Is INTERNATIONAL HUMIC SUBSTANCES SOCIETY tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(3) since 1995.
Are donations to INTERNATIONAL HUMIC SUBSTANCES SOCIETY tax-deductible?
Yes. It is listed in IRS Publication 78 (Public charity, 50% deduction limit).
Which annual return does INTERNATIONAL HUMIC SUBSTANCES SOCIETY 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 INTERNATIONAL HUMIC SUBSTANCES SOCIETY 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 INTERNATIONAL HUMIC SUBSTANCES SOCIETY 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 INTERNATIONAL HUMIC SUBSTANCES SOCIETY?
The 990 for the year ended December 31, 2024 names Dr Deborah Dick.
Who are the officers and directors of INTERNATIONAL HUMIC SUBSTANCES SOCIETY?
The 990 for the year ended December 31, 2024 lists 8 people; 0 received compensation from the organization.
How much revenue does INTERNATIONAL HUMIC SUBSTANCES SOCIETY have?
On its 990 for the year ended December 31, 2024 it reported revenue of $178,906, expenses of $150,611 and total assets of $738,135 at year end.

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