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IRS-authorized e-file provider · not the IRS

Nonprofit · EIN 73-1517579

AMERICAN PETROLEUM INSTITUTE OKLAHOMA CITY CHAPTER

Tax-exempt · OKLAHOMA CITY, OK 73112

Address and contacts

Address (IRS master file)
5100 N BROOKLINE AVE STE 715, OKLAHOMA CITY, OK 73112-3624
Mailing address (990-N for 2024)
5100 North Brookline Ave Ste 715, Oklahoma City OK 73112
Principal officer (990-N for 2024)
R L Hilbun, 5100 North Brookline Ave Ste 715, Oklahoma City OK 73112

What it must file and when

IRS records say it files Form 990-N (e-Postcard). Gross receipts normally $50,000 or less. Its accounting year ends in August, so each return is due on the 15th day of the 5th month after that.

Tax yearYear endedDueIRS public records
2025August 31, 2026January 15, 2027Not due yet
2024August 31, 2025January 15, 2026990-N on file
2023August 31, 2024January 15, 2025990-N on file

File the 2025 990-N for AMERICAN PETROLEUM INSTITUTE OKLAHOMA CITY CHAPTER

Due January 15, 2027 · e-filed with the IRS by 990.tax, an IRS-authorized e-file provider

IRS record

EIN
73-1517579
Tax-exempt status
501(c)(6): Business league or chamber of commerce
Donations deductible
No
Exempt since
1998
Accounting year ends
August
Files
Form 990-N (e-Postcard)

Filing history

FormYear endedRevenueExpensesAssetsReturn
990-N for 2024
Officer: R L Hilbun
August 31, 2025≤ $50,000 receipts––e-Postcard
990-N for 2023
Officer: R L Hilbun
August 31, 2024≤ $50,000 receipts––e-Postcard
990-N for 2022
Officer: R L Hilbun
August 31, 2023≤ $50,000 receipts––e-Postcard
990-N for 2021
Officer: R L Hilbun
August 31, 2022≤ $50,000 receipts––e-Postcard
990-N for 2020
Officer: Ronald Hilbun
August 31, 2021≤ $50,000 receipts––e-Postcard
990-N for 2019
Officer: Ronald Hilbun
August 31, 2020≤ $50,000 receipts––e-Postcard
990-EZAugust 2019–––IRS
990-EZAugust 2018–––IRS
990-N for 2014
Officer: R L Hilbun
August 31, 2015≤ $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 73-1517579).

Questions about AMERICAN PETROLEUM INSTITUTE OKLAHOMA CITY CHAPTER

What is the EIN of AMERICAN PETROLEUM INSTITUTE OKLAHOMA CITY CHAPTER?
The employer identification number (EIN) of AMERICAN PETROLEUM INSTITUTE OKLAHOMA CITY CHAPTER is 73-1517579.
Is AMERICAN PETROLEUM INSTITUTE OKLAHOMA CITY CHAPTER tax-exempt?
Yes. The IRS lists it as tax-exempt under section 501(c)(6) since 1998.
Are donations to AMERICAN PETROLEUM INSTITUTE OKLAHOMA CITY CHAPTER tax-deductible?
No. The IRS master file says contributions to it are not deductible.
Which annual return does AMERICAN PETROLEUM INSTITUTE OKLAHOMA CITY CHAPTER file?
Form 990-N (e-Postcard). Gross receipts normally $50,000 or less.
When is the next return of AMERICAN PETROLEUM INSTITUTE OKLAHOMA CITY CHAPTER due?
The return for tax year 2025 (the year ending August 31, 2026) is due January 15, 2027. Form 8868 extends it by six months; the 990-N cannot be extended.
When did AMERICAN PETROLEUM INSTITUTE OKLAHOMA CITY CHAPTER last file with the IRS?
The latest return in the IRS public files is the 990-N for 2024 for the year ended August 31, 2025.
Who is the principal officer of AMERICAN PETROLEUM INSTITUTE OKLAHOMA CITY CHAPTER?
The 990-N for 2024 names R L Hilbun.

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