Salary Components might not be getting displayed in Income Tax Computation sheet under below-mentioned scenarios:
1. Taxable: Salary Components has to be configured as TAXABLE, so, please check the Salary Components configuration whether it marked as TAXABLE.
Go to Settings >> Salary Components
2. Component Mapping: If exemptions need to be displayed then please ensure whether Salary Components are mapped under
Go to Transactions >> Income Tax Compliance >> click on IT Mapping link
And check whether appropriate employees' Declaration has been done