oct 13 reuters  australias bank of queensland boqax on wednesday warned that its net interest margin in the coming year would decline by 5 to 7 basis points due to stiff competition and a low interest rate environment sending the lenders shares down 4 the brisbanebased regional bank was the biggest percentage loser on the benchmark index axjo there may still be uncertainty associated with covid19 over the next year bank of queensland said in a statement the lender is targeting a dividend payout ratio in the range of 6075 of cash earnings for 2022 and expects common equity tier 1 ratio a closely watched measure of spare cash to remain comfortably above 95 the banks 2022 outlook was largely inline with market expectations citi said in a note the company said cash net profit after tax jumped 83 to a412 million 30249 million for the 12 months to august also largely inline with citis estimates boqs operating expenses for the year jumped 12 to a684 million driven in part by higher business volumes and the company expects it to grow 3 more on an underlying basis in financial year 2022 it declared a final dividend of 22 australian cents per share up from 17 australian cents declared in the first half of 2021 reporting by savyata mishra in bengaluru editing by amy caren daniel