Definition
Ex-parte assessment.
Assessment based on available information when assessee fails to comply.
Statutory Definition
Income Tax Act.
Etymology & Origin
Termed 'best judgment' because the assessing officer, lacking cooperation from the taxpayer, must use their best logical reasoning and available material to estimate the tax liability fairly.
Full Legal Analysis
A Best Judgment Assessment is an ex-parte assessment made by a tax officer when a taxpayer fails to fulfill their statutory obligations—such as failing to file a return, failing to respond to notices, or failing to produce books of accounts during a scrutiny assessment.
Because the officer is deprived of the taxpayer's actual records, they are legally empowered to estimate the income and tax liability based on whatever material or intelligence is available on record.
Crucially, 'best judgment' does not mean arbitrary or capricious judgment. The courts have repeatedly held that the officer's estimate must have a rational nexus to the available facts and cannot be purely vindictive or purely speculative.
A landmark judgment establishing that while guess-work is inevitable in a best judgment assessment, it must be an honest guess based on some material, not arbitrary caprice.
Advocates appealing against a Section 144 order must focus on proving that the officer's estimation was wildly arbitrary, or that the taxpayer was prevented by sufficient cause from complying with the original notices.
This Term in Indian Statutes
Income Tax Act, 1961, 1961
"If any person fails to make the return... or fails to comply with a notice... the Assessing Officer shall make the assessment to the best of his judgment."
Provides the power for ex-parte estimation of tax liability upon non-compliance.
