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Sri Lanka Corporate Income Tax (CIT) Calculator

Calculate Sri Lanka Corporate Income Tax under Inland Revenue Act No. 24 of 2017 (amended): 30% standard corporate tax rate, quarterly self-assessment installments, and net retained earnings.

Parameters & Inputs

Sri Lanka ๐Ÿ‡ฑ๐Ÿ‡ฐ
LKR (Rs.)
LKR (Rs.)

Statutory Calculation Breakdown

LKR (เถปเท”)
Taxable Corporate Net Profit
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Applicable Statutory CIT Rate
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Corporate Income Tax Payable (IRD)
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Net Retained Profit After Tax
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Quarterly Advance Tax Installment (4 Sittings)
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Statutory Authority & Legal Framework: Complies with the Inland Revenue Act No. 24 of 2017 (as amended) and IRD corporate filing directives in Colombo.

About This Statutory Calculator

Administered under the Inland Revenue Act No. 24 of 2017 (as amended by Act No. 45 of 2022 and 2024) by the Inland Revenue Department (IRD).

All calculations are modeled in national currency units and official exchange benchmarks in accordance with applicable tax codes and labor standards.

๐Ÿ“Š Sri Lankan Statutory Comparative Matrix (IRD, CBSL & Legal Breakdown)

Statutory Heading / Obligation Calculated Amount
Primary Settlement / Net Amount LKR 0.00
MS

Engr. Muhammad Shahzad

Principal Financial Systems Architect & Sri Lankan Statutory Compliance Specialist

Lead software and systems architect specializing in high-performance browser computing, algorithmic validation, financial models, and zero-telemetry client-side privacy architecture.

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