Note 14 – Leases
Williams, Transco, and NWP are lessees through noncancellable lease agreements for property and equipment consisting primarily of buildings, land, vehicles, and equipment used in both its operations and administrative functions.
Williams
Year Ended December 31,
202520242023
(Millions)
Lease Cost:
Operating lease cost$39 $39 $38 
Variable lease cost33 31 31 
Sublease income— — (1)
Total lease cost$72 $70 $68 
Cash paid for operating lease liabilities$40 $37 $37 
December 31,
20252024
(Dollars in Millions)
Other Information:
Right-of-use assets (included in Regulatory assets, deferred charges, and other)
$170 $154 
Operating lease liabilities:
Current (included in Other current liabilities)
$32 $26 
Noncurrent (included in Regulatory liabilities, deferred income, and other)
$151 $142 
Weighted-average remaining lease term operating leases (years)
1011
Weighted-average discount rate operating leases
4.99%4.90%
At December 31, 2025, the following table represents operating lease maturities, including renewal provisions Williams has assessed as being reasonably certain of exercise, for each of the years ended December 31:
(Millions)
2026$40 
202736 
202828 
202925 
203021 
Thereafter87 
Total future lease payments237 
Less: Amount representing interest54 
Total obligations under operating leases$183 
Williams is the lessor to certain lease agreements for office space in its headquarters building, which are insignificant to its financial statements.
Transco
Year Ended December 31,
202520242023
(Millions)
Lease Cost:
Operating lease cost$11 $$
Variable lease cost
Total lease cost$18 $16 $16 
Cash paid for operating lease liabilities$12 $$10 
December 31,
20252024
(Dollars in Millions)
Other Information:
Right-of-use assets (included in Deferred charges and other in Transco’s Balance Sheet)
$64 $48 
Operating lease liabilities:
Current (included in Other current liabilities in Transco’s Balance Sheet)
$9 $6 
Noncurrent (included in Deferred income and other in Transco’s Balance Sheet)
$63 $51 
Weighted-average remaining lease term – operating leases (years)1213
Weighted-average discount rate – operating leases4.84%4.77%
As of December 31, 2025, the following table represents operating lease maturities, including renewal provisions that Transco has assessed as being reasonably certain of exercise, for each of the years ended December 31:
(Millions)
2026$12 
202713 
202812 
202913 
203012 
Thereafter36 
Total future lease payments98 
Less: Amount representing interest26 
Total obligations under operating leases$72 
NWP
Year Ended December 31,
202520242023
(Millions)
Lease Cost:
Operating lease cost$$$
Variable lease cost— 
Total lease cost$$$
Cash paid for operating lease liabilities$$$
December 31,
20252024
(Dollars in Millions)
Other Information:
Right-of-use assets (included in Deferred charges and other in NWP’s Balance Sheet)
$4 $5 
Operating lease liabilities:
Current (included in Other current liabilities in NWP’s Balance Sheet)
$ $1 
Noncurrent (included in Deferred income and other in NWP’s Balance Sheet)
$4 $5 
Weighted-average remaining lease term – operating leases (years)1819
Weighted-average discount rate – operating leases4.66%4.90%
As of December 31, 2025, the following table represents operating lease maturities, including renewal provisions that NWP has assessed as being reasonably certain of exercise, for each of the years ended December 31:
(Millions)
2026$— 
2027
2028— 
2029
2030— 
Thereafter
Total future lease payments
Less: Amount representing interest
Total obligations under operating leases$4 

Historical Timeline

Fiscal YearFiled
2025Feb 24, 2026Showing above
2024Feb 25, 2025
2023Feb 21, 2024
2022Feb 27, 2023
2021Feb 28, 2022
2020Feb 24, 2021
2019Feb 24, 2020
2018Feb 21, 2019
2017Feb 22, 2018
2016Feb 22, 2017
2015Feb 26, 2016

About Leases Disclosures

Lease disclosures under ASC 842 provide a comprehensive view of a company's leased asset portfolio, including the split between operating and finance leases, discount rates used to present-value future payments, and the maturity schedule of lease obligations. This section reveals a significant source of off-balance-sheet commitments that were largely hidden before the current standard.

Key signals: the weighted-average discount rate affects the size of recorded lease liabilities — a higher rate reduces the reported obligation, so compare the chosen rate against the company's incremental borrowing rate. The operating versus finance lease mix affects both EBITDA and operating income presentation. Watch the maturity table for concentration risk: large payment cliffs in specific years may create cash flow pressure. Variable lease payments excluded from the liability measurement represent real obligations that do not appear on the balance sheet. Compare total lease costs against prior-year operating lease expense to assess the true economic burden.