Investor Presentaiton

CREDIT IMPAIRMENT WRITEBACK, PROVISIONS MODESTLY LOWER CREDIT IMPAIRMENT CHARGE (CIC) 0.54% ($m) 0.38% 0.15% 0.16% 1,601 (0.04%) 1,161 661 449 470 807 367 33 27 (128) 21 573 416 443 333 221 (114) (235) Mar 20 Sep 20 Mar 21 Underlying CIC/(writeback)¹ EA top-up (COVID-19) COLLECTIVE PROVISION BALANCES Target sector FLAS² CIC as a % of GLAS³ 3 Mar 19 Sep 19 KEY CONSIDERATIONS 1H21 • Underlying CIC writeback of $114m, including a low level of individual impairments and improved delinquencies for the unsecured retail portfolio Release of Economic Adjustment (EA) of $235m reflecting improved economic outlook Net increase in target sector forward looking adjustments (FLAs) of $221m mostly reflecting aviation and mortgages COLLECTIVE PROVISION COVERAGE ($m) 5,536 5,209 4,401 1,468 3,360 807 1,233 641 662 1,029 0.96% 1,250 0.56% 2,719 2,932 3,039 2,726 Sep 19 Mar 20 Sep 20 Mar 21 ■Collective Provision EA top-up (COVID-19) ■ Collective Provision FLAS Sep 19 ■Underlying Collective Provision (1) Represents total credit impairment charge less EA top-up and FLAs increase (2) Represents collective provision FLAs for targeted sectors (3) Half year annualised 23 23 1.21% 0.72% Mar 20 1.56% 1.50% 0.93% Sep 20 0.87% Mar 21 ■ Collective Provisions as % of Credit Risk Weighted Assets Collective Provisions as % of GLAs National Australia Bank

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