S-3 424B5 EX-FILING FEES 333-298225 0000070145 NATIONAL FUEL GAS CO N/A Y N 0000070145 2026-08-11 2026-08-11 0000070145 1 2026-08-11 2026-08-11 0000070145 1 2026-08-11 2026-08-11 0000070145 2 2026-08-11 2026-08-11 iso4217:USD xbrli:pure xbrli:shares

Calculation of Filing Fee Tables

S-3

NATIONAL FUEL GAS CO

Table 1: Newly Registered and Carry Forward Securities ☐Not Applicable

Security Type

Security Class Title

Fee Calculation or Carry Forward Rule

Amount Registered

Proposed Maximum Offering Price Per Unit

Maximum Aggregate Offering Price

Fee Rate

Amount of Registration Fee

Carry Forward Form Type

Carry Forward File Number

Carry Forward Initial Effective Date

Filing Fee Previously Paid in Connection with Unsold Securities to be Carried Forward

Newly Registered Securities
Fees to be Paid 1 Equity Common Stock, par value $1.00 per share 457(r) 500,000 $ 80.00 $ 40,000,000.00 0.0001381 $ 5,524.00
Fees Previously Paid
Carry Forward Securities
Carry Forward Securities

Total Offering Amounts:

$ 40,000,000.00

$ 5,524.00

Total Fees Previously Paid:

$ 0.00

Total Fee Offsets:

$ 2,624.07

Net Fee Due:

$ 2,899.93

Offering Note

1

Estimated solely for calculating the amount of the registration fee, pursuant to Rule 457(c) under the Securities Act of 1933, as amended (the "Securities Act"), on the basis of the average of the high and low sale prices of the common stock, par value $1.00 per share ("Common Stock"), of National Fuel Gas Company (the "Registrant") on the New York Stock Exchange on August 6, 2026, a date within five business days prior to the filing of this prospectus supplement.
Table 2: Fee Offset Claims and Sources ☐Not Applicable
Registrant or Filer Name Form or Filing Type File Number Initial Filing Date Filing Date Fee Offset Claimed Security Type Associated with Fee Offset Claimed Security Title Associated with Fee Offset Claimed Unsold Securities Associated with Fee Offset Claimed Unsold Aggregate Offering Amount Associated with Fee Offset Claimed Fee Paid with Fee Offset Source
Rules 457(b) and 0-11(a)(2)
Fee Offset Claims
Fee Offset Sources
Rule 457(p)
Fee Offset Claims 1 National Fuel Gas Company S-3 333-273926 08/11/2023 $ 2,624.07 Equity Common Stock, par value $1.00 per share 443,260 $ 23,811,927.20
Fee Offset Sources National Fuel Gas Company S-3 333-273926 08/11/2023 $ 2,624.07

Rule 457(p) Statement of Withdrawal, Termination, or Completion:

1

Prior to the filing of this prospectus supplement, 443,260 shares of Common Stock remained registered and unsold under the prior prospectus supplement and the prior Registration Statement (No. 333-273926), each filed by the Registrant on August 11, 2023. Pursuant to Rule 457(p), the registration fee of $2,624.07 associated with such unsold securities is being used to offset the registration fee associated with the securities to be registered pursuant to this prospectus supplement. The Registrant has terminated the offering that included the unsold securities associated with the claimed offset under the prior prospectus supplement.
Table 3: Combined Prospectuses ☑Not Applicable

Security Type

Security Class Title

Amount of Securities Previously Registered

Maximum Aggregate Offering Price of Securities Previously Registered

Form Type

File Number

Initial Effective Date

Narrative Disclosure
The maximum aggregate offering price of the securities to which the prospectus relates is $40,000,000.00. The prospectus is a final prospectus for the related offering.
This registration fee table shall be deemed to update the "Calculation of Filing Fee Tables" in the Registrant's registration statement on Form S-3 filed by the Registrant on August 11, 2026 in accordance with Rules 456(b) and 457(r) under the Securities Act.