Oct 23 (Reuters) - National Australia Bank's NAB.AX second-half cash earnings will take a A$264 million ($188.13 million) hit from provisions for customer and payroll remediation and an impairment of assets, the country's third-largest lender said on Friday.
The provisions and impairment costs will reduce the bank's common equity tier 1 ratio by 15 basis points, it said in a statement. ($1 = 1.4033 Australian dollars)