Annual report pursuant to Section 13 and 15(d)

Related Party Transactions

Related Party Transactions
12 Months Ended
Dec. 31, 2020
Related Party Transactions [Abstract]  
Natural Gas Supply Agreements

SPL and CCL are party to natural gas supply agreements with related parties in the ordinary course of business, to obtain feed gas for the operation of the Liquefaction Projects.

SPL Natural Gas Supply Agreement

The term of the SPL agreement is for five years, which can commence no earlier than November 1, 2021 and no later than November 1, 2022, following the achievement of contractually-defined conditions precedent. As of December 31, 2020, the notional amount for this agreement was 91 TBtu and had a fair value of zero.

CCL Natural Gas Supply Agreement

The term of the CCL agreement extends through March 2022. Under this agreement, CCL recorded $13 million and $3 million in accrued liabilities, as of December 31, 2020 and 2019, respectively.

The Liquefaction Supply Derivatives related to this agreement are recorded on our Consolidated Balance Sheets as follows (in millions, except notional amount):
December 31,
2020 2019
Derivative assets $ $
Non-current derivative assets
Notional amount, net (in TBtu) 60  120 

We recorded the following amounts on our Consolidated Statements of Operations during the years ended December 31, 2020, 2019 and 2018 related to this agreement (in millions):
Year Ended December 31,
2020 2019 2018
Cost of sales (a) $ 114  $ 85  $ — 
(a) Included in costs of sales:
Liquefaction Supply Derivative loss
$ (1) $ (1) $ — 

Natural Gas Transportation and Storage Agreements

SPL is party to various natural gas transportation and storage agreements and CTPL is party to an operational balancing agreement with a related party in the ordinary course of business for the operation of the SPL Project, with initial primary terms of up to 10 years with extension rights. We recorded operating and maintenance expense of $13 million in the year ended December 31, 2020 and accrued liabilities of $4 million as of December 31, 2020 with this related party.

Operation and Maintenance Service Agreements
Cheniere LNG O&M Services, LLC (“O&M Services”), our wholly owned subsidiary, provides the development, construction, operation and maintenance services to Midship Pipeline pursuant to agreements in which O&M Services receives an agreed upon fee and reimbursement of costs incurred. O&M Services recorded $9 million, $12 million and $12 million in the years ended December 31, 2020, 2019 and 2018, respectively, of other revenues and $2 million and $3 million of accounts receivable as of December 31, 2020 and 2019, respectively, for services provided to Midship Pipeline under these agreements.