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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 82-0166285

SOUTH BOISE MUTUAL IRRIGATION CO LTD

Tax-exempt · BOISE, ID 83706

Financials

$41K$43K2023$51K$58K2024$59K$52K2025
Revenue Expenses · by fiscal year end
Financials of SOUTH BOISE MUTUAL IRRIGATION CO LTD by year, from its e-filed returns
Year endedFormRevenueExpensesNet incomeTotal assetsLiabilitiesNet assets
December 31, 2025990-EZ$58,638$51,695$6,943$115,472$2,584$112,888
December 31, 2024990-EZ$50,774$58,306-$7,532$115,020$9,075$105,945
December 31, 2023990-EZ$40,560$43,290-$2,730$113,477–$113,477
Financial details: 990-EZ for the year ended December 31, 2025

Revenue

Membership dues
$58,264
Investment income
$374

Expenses

Compensation of officers, directors and key employees
$0
Professional fees and payments to contractors
$42,003
Other expenses
$9,692
Program services (functional)
$41,000

Balance sheet and other

Total assets, start of year
$115,020
Total assets, end of year
$115,472
Total liabilities, end of year
$2,584
Net assets, end of year
$112,888
Cash, savings and investments
$82,372
Gross receipts
$58,638

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-EZ for the year ended December 31, 2025, highest compensation first.

NameTitleHours / weekCompensation
George MathewsVice President0$0
George MathewsTreasurer0$0
Michael DuehlmeierPresident & CEO0$0
Solon CarlsonDirector0$0
990-EZ for the year ended December 31, 2024: 4 people
NameTitleHours / weekCompensation
George MathewsVice President0$0
George MathewsTreasurer0$0
Michael DuehlmeierPresident & CEO0$0
Solon CarlsonDirector0$0
990-EZ for the year ended December 31, 2023: 6 people
NameTitleHours / weekCompensation
HAL MAXEYPresident0$0
GEORGE MATHEWSVice President0$0
GEORGE MATHEWSTreasurer0$0
MICHAEL DUEHLMEIERDirector0$0
LAVANDA MILTONSecretary0$0
JAY NELSONDirector0$0

Address and contacts

Address (IRS master file)
1120 W CHAMBERLIN ST, BOISE, ID 83706-4106
Signed the 990-EZ
GEORGE MATHEWS, Treasurer
Phone
(208) 345-6655
Return prepared by
The Nichols Accounting Group PC

Mission

PROVIDING AND MAINTAINING IRRIGATION CAPABILITIES TO MEMBERS OF THE DISTRICT IN A COST EFFICIENT MANNER.

990-EZ for the year ended December 31, 2025

Program accomplishments

  • PROVIDING AND MAINTAINING IRRIGATION CAPABILITIES TO MEMBERS OF THE DISTRICT IN A COST EFFICIENT MANNER
    Expenses $41,000

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, 2026990-EZ on file
2024December 31, 2024May 15, 2025990-EZ on file
2023December 31, 2023May 15, 2024990-EZ on file

File the 2026 990-EZ for SOUTH BOISE MUTUAL IRRIGATION CO LTD

Due May 17, 2027 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
82-0166285
Tax-exempt status
501(c)(12): Benevolent life insurance association or mutual company
Donations deductible
No
Exempt since
1944
Accounting year ends
December
Files
Form 990 or 990-EZ
Assets (IRS master file)
$115,472
Income (IRS master file)
$58,638

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-EZDecember 2025$58,638$51,695$115,472IRS
990-EZDecember 2024$50,774$58,306$115,020IRS
990-EZDecember 2023$40,560$43,290$113,477XML
990-EZDecember 2022–––IRS
990-EZDecember 2021–––IRS
990-EZDecember 2020–––IRS
990-EZDecember 2019–––IRS
990-EZDecember 2018–––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 82-0166285).

Questions about SOUTH BOISE MUTUAL IRRIGATION CO LTD

What is the EIN of SOUTH BOISE MUTUAL IRRIGATION CO LTD?
The employer identification number (EIN) of SOUTH BOISE MUTUAL IRRIGATION CO LTD is 82-0166285.
Is SOUTH BOISE MUTUAL IRRIGATION CO LTD tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(12) since 1944.
Are donations to SOUTH BOISE MUTUAL IRRIGATION CO LTD tax-deductible?
No. The IRS master file says contributions to it are not deductible.
Which annual return does SOUTH BOISE MUTUAL IRRIGATION CO LTD 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 SOUTH BOISE MUTUAL IRRIGATION CO LTD due?
The return for tax year 2026 (the year ending December 31, 2026) is due May 17, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did SOUTH BOISE MUTUAL IRRIGATION CO LTD last file with the IRS?
The latest return in the IRS public files is the 990-EZ for the year ended December 2025.
Who are the officers and directors of SOUTH BOISE MUTUAL IRRIGATION CO LTD?
The 990-EZ for the year ended December 31, 2025 lists 4 people; 0 received compensation from the organization.
How much revenue does SOUTH BOISE MUTUAL IRRIGATION CO LTD have?
On its 990-EZ for the year ended December 31, 2025 it reported revenue of $58,638, expenses of $51,695 and total assets of $115,472 at year end.

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