content_image/1041299.jpg content_image/1041300.jpg content_image/1041304.jpg
## NOTES TO CONSOLIDATED FINANCIAL STATEMENTS OF AMERICAN AIRLINES, INC. 

$^{(10)}$ Impact of the 2017 Tax Act includes a $924 million non-cash charge to income tax expense to reflect the impact of lower corporate income tax rates on the Company’s deferred tax asset and liabilities resulting from the 2017 Tax Act, which reduced the federal corporate income tax rate from 35% to 21%. 

## 3. Debt 

Long-term debt included on American’s consolidated balance sheets consisted of (in millions): 

<img src='content_image/1041299.jpg'>

The table below shows the maximum availability under revolving credit facilities, all of which were undrawn, as of December 31, 2019 (in millions): 

<img src='content_image/1041300.jpg'>

Secured financings are collateralized by assets, primarily aircraft, engines, simulators, aircraft spare parts, airport gate leasehold rights, route authorities, airport slots and certain pre-delivery payments. 

At December 31, 2019, the maturities of long-term debt are as follows (in millions): 

<img src='content_image/1041304.jpg'>

