S. 263 : Commissioner-Revision of orders prejudicial to revenue-Revision Lease equalisation charges-Method of accounting-Following Accounting Standard-19 in respect of rent and lease charges paid-Debiting lease equalisation charges to profit and loss account, but adding it back to total income-Assessing Officer carrying out required enquiries-Assessment order is not erroneous and prejudicial to revenue.[S. 145, Accounting Standard-19]