Schedule II

AGL Resources Inc. and Subsidiaries

Valuation and Qualifying Accounts — Allowance for Uncollectible Accounts and Income Tax Valuation for Each of the Three Years in the Period Ended December 31, 2009.


In millions
Allowance for uncollectible accounts
Income tax valuation
Balance at December 31, 2006
$ 15
$3
Provisions charged to income in 2007
19
Accounts written off as uncollectible, net in 2007
(20)
Balance at December 31, 2007
14
3
Provisions charged to income in 2008
27
Accounts written off as uncollectible, net in 2008
(25)
Balance at December 31, 2008
16
3
Provisions charged to income in 2009
25
Accounts written off as uncollectible, net in 2009
(27)
Balance at December 31, 2009
$ 14
$ 3