Without referring to the assessors by name, this is a preliminary assessment that is referred to as a summary assessment (i.e., the taxpayer).
A return of income's assessment pursuant to section 143(1) is an automatic process. The following adjustments (if any) are made at this point to determine the total revenue or loss:- Any arithmetical error or false claim is evident from any information in the return Loss that was allegedly allowed under Section 139 (1) Disallowance of costs reported in the audit report but not considered Deductions claimed under Sections 10AA, 80IA, and 80-IE are disallowed under Section 139. (1) Addition of revenue from Form 26AS, Form 16A, or Form 16 that has not been included in determining the return's total income.
Within a year of the end of the financial year in which the return of income is filed, processing under section 143(1) may be filed.