You have to undertake 3 step verification for identification of provisions relating to interest on capital:
1. Is Interest on capital a Charge in the question mentioned; YES- Take full amount of Interest on capital in the Profit and loss account.
Is Interest on capital a Charge in the question mentioned; NO- Go to the next verification step
2. Is the Partnership firm curently having Profit/Loss?; LOSS- Do not pay the interest on Capital
Is the Partnership firm curently having Profit/Loss?; PROFIT - Go to the next verification step
3. Are the Profits adequate to pay Interest on capital? YES- Pay the Interest on Capital
Are the Profits adequate to pay Interest on capital? NO- Pay the Interest on Capital in the ratio of Appropriations