🇰🇭 Cambodia
East Asia & Pacific · ISORA participant · ITTI survey participant
Cambodia’s tax enforcement posture includes the practical application of automated bulk data matching, while it does not utilize AI and machine-learning risk scoring or citizenship-based taxation. In 2022, the country’s tax revenue accounted for 14.7% of its GDP.Auto-generated summary of the verified data below; every fact traces to a source on this page.
14.7%
tax-to-GDP, general govt (2022, OECD)
3/11
enforcement powers assessed
Where the tax bite lands (2022)
Tax revenue by category, % of GDP, general government — OECD Revenue Statistics (Global).
Who collects it (2022)
| Level of government | % of GDP |
|---|---|
| Central government | 13.5% |
| State/regional government | 1.2% |
Tax-to-GDP over time
| 2010 | 2019 | 2022 |
|---|---|---|
| 6.0% | 16.0% | 14.7% |
General government, OECD Revenue Statistics (Global).
Headline statutory rates
As stated in PwC Worldwide Tax Summaries’ territory overview (fetched 2026-08-20) — the wording is PwC’s; source.
| Tax | Headline rate as stated |
|---|---|
| Headline PIT rate | 20 |
| Headline CIT rate | 20 |
| Standard VAT rate | 10 |
| Headline individual capital gains tax rate | 20 |
| Headline corporate capital gains tax rate | Capital gains are subject to the standard CIT rate. |
| WHT rates (%) (Dividends/Interest/Royalties) | Resident: NA / 15 (except paid to registered financial institutions) / 15; Non-resident: 14 / 14 / 14 |
| Headline net wealth/worth tax rate | NA |
| Headline inheritance tax rate | NA |
| Headline gift tax rate | NA NA stands for Not Applicable (i.e. the territory does not have the indicated tax or requirement) NP stands for Not Provided (i.e. the information is not currently provided in this chart) |
Enforcement powers
AI & machine-learning risk scoring No — power absent
Self-reported in the OECD Inventory of Tax Technology Initiatives (2024 Global Survey on Digitalisation).
“Survey question "Administration uses artificial intelligence" — answer: No”
Source: OECD Inventory of Tax Technology InitiativesOECD / IMF survey data · derived from the administration’s own survey answer
Automated bulk data matching Yes — documented practice
Self-reported to ISORA (International Survey on Revenue Administration), FY2022.
“ISORA indicator "Administration undertakes fully automated compliance checks based on data matching/analysis" — value: Yes”
Source: IMF ISORA — International Survey on Revenue AdministrationOECD / IMF survey data · derived from the administration’s own survey answer
Citizenship-based taxation No — power absent
Cambodia taxes individuals by residence, not citizenship (PwC Worldwide Tax Summaries).
“A Cambodian resident's worldwide salary is subject to Cambodia salary tax, while non-residents are taxed on Cambodian-sourced salary.”
Source: PwC Worldwide Tax Summaries — CambodiaProfessional / legal analysis · quote machine-verified 2026-08-25
Administration self-reported metrics (ISORA)
Reported by the administration itself to the IMF/OECD/CIAT/IOTA International Survey on Revenue Administration. 1 = yes, 0 = no for policy questions.
| Indicator | Year | Value |
|---|---|---|
| Percentage of tax returns - Electronic, not prefilled - CIT | 2024 | — |
| Percentage of tax returns - Electronic, not prefilled - PIT | 2023 | — |
| Percentage of tax returns - Electronic, not prefilled - VAT | 2024 | — |
| Population per FTE | 2024 | 6199.930052724077 |
| Labor force per FTE | 2024 | 3481.132513181019 |
| Corporate taxpayers per FTE in LTO/P | 2024 | 22.3 |
| Active taxpayers on PIT register as percentage of Population | 2023 | — |
| Active taxpayers on PIT register as percentage of Labor Force | 2023 | — |
| Closing stock of collectable arrears as percentage of closing stock of arrears | 2024 | — |
| CIT arrears as percentage of CIT collected | 2024 | — |
| PIT arrears as percentage of PIT collected | 2023 | — |
| PAYE arrears as percentage of PIT collected | 2024 | — |
| VAT arrears as percentage of VAT collected | 2024 | — |
| Percentage of tax returns - Electronic, fully pre-filled deemed acceptance - CIT | 2021 | — |
| Percentage of tax returns - Electronic, fully pre-filled confirmation required - CIT | 2021 | — |
| Percentage of tax returns - Electronic, partially pre-filled with income and/or expense information - CIT | 2021 | — |
| Percentage of tax returns - Electronic, fully pre-filled deemed acceptance - PIT | 2020 | — |
| Percentage of tax returns - Electronic, fully pre-filled confirmation required - PIT | 2020 | — |
| Percentage of tax returns - Electronic, partially pre-filled with income and/or expense information - PIT | 2020 | — |
| Percentage of tax returns - Electronic, fully pre-filled deemed acceptance - VAT | 2021 | — |
| Percentage of tax returns - Electronic, fully pre-filled confirmation required - VAT | 2021 | — |
| Percentage of tax returns - Electronic, partially pre-filled with income and/or expense information - VAT | 2021 | — |
| Additional assessments raised through all audits and verification actions as percentage of tax collections | 2024 | — |
| Audit hit rate | 2024 | 59.39804364183597 |
| Percentage of tax returns - Electronic, not prefilled - PAYE | 2024 | — |
| Percentage of tax returns - Electronic, prefilled, modified by taxpayer - CIT | 2024 | — |
| Percentage of tax returns - Electronic, prefilled, not modified by taxpayer - CIT | 2024 | — |
| Percentage of tax returns - Electronic, prefilled, modified by taxpayer - PIT | 2023 | — |
| Percentage of tax returns - Electronic, prefilled not modified by taxpayer - PIT | 2023 | — |
| Percentage of tax returns - Electronic, prefilled, modified by taxpayer - PAYE | 2024 | — |
| Percentage of tax returns - Electronic, prefilled not modified by taxpayer - PAYE | 2024 | — |
| Percentage of tax returns - Electronic, prefilled, modified by taxpayer - VAT | 2024 | — |
| Percentage of tax returns - Electronic, prefilled not modified by taxpayer - VAT | 2024 | — |
| Percentage of tax returns - Electronic, prefilled Total - CIT | 2024 | — |
| Percentage of tax returns - Electronic, prefilled Total - PIT | 2023 | — |
| Percentage of tax returns - Electronic, prefilled Total - PAYE | 2024 | — |
| Percentage of tax returns - Electronic, prefilled Total - VAT | 2024 | — |
| Availability of specific powers in legislation / regulation to assist in collecting tax arrears | 2022 | 1 |
| On-time filing rate % - CIT | 2024 | — |
| On-time filing rate % - PIT | 2023 | — |
| On-time filing rate % - VAT | 2024 | — |
| On-time filing rate % - PAYE | 2024 | — |
| Administration pre-fills PIT returns or assessments | 2023 | 0 |
| Administration conducts random audits | 2022 | 0 |
| E-filing mandatory - CIT | 2022 | 1 |
| E-filing mandatory - Employer Withholdings | 2022 | 1 |
| E-filing mandatory - VAT | 2022 | 1 |
| E-payment mandatory - CIT | 2022 | 1 |
| E-payment mandatory - Employer Withholdings | 2022 | 1 |
| E-payment mandatory - VAT | 2022 | 1 |
| Employers withholding taxes on behalf of salaried employees | 2024 | 1 |
| Percentage of payments received electronically-By number of payments | 2024 | — |
| Percentage of payments received electronically-By value of payments | 2024 | — |
| Cooperative compliance approach exists for -Large taxpayers | 2024 | 1 |
| Cooperative compliance approach exists for -HNWI taxpayers | 2024 | 0 |
| Cooperative compliance approach exists for -Other taxpayers | 2024 | 1 |
| Most employees that have tax deducted through direct withholding required to file a return | 2024 | 0 |
| Administration receives data from devices that register transactions | 2024 | 0 |
| Administration uses electronic compliance checks as part of returns filing process | 2024 | 1 |
| Administration has specialized audit staff for international tax issues | 2022 | 1 |
| Administration has systems for importing, storing and managing third-party data - Customs data | 2022 | 1 |
| Administration has systems for importing, storing and managing third-party data - Data from stock exchanges | 2022 | 0 |
| Administration has systems for importing, storing and managing third-party data - Data from the Social Security Agency | 2022 | 0 |
| Administration has systems for importing, storing and managing third-party data - Data from online (internet-based) vendors | 2022 | 0 |
| Administration has systems for importing, storing and managing third-party data - Data from Utilities | 2022 | 0 |
| Administration checks the quality of data reported by third parties on a systematic basis | 2022 | 0 |
| Administration has systems for importing, storing and managing third-party data - Data on property ownership and sales | 2022 | 0 |
| Administration undertakes fully automated compliance checks based on data matching/analysis | 2022 | 1 |
| Administration undertakes fully automated compliance checks - compliance issues automatically communicated to taxpayer | 2022 | 0 |
| Administration measures the effectiveness of any compliance interventions undertaken | 2022 | 0 |
| Administration has standards for auditor productivity | 2022 | 1 |
Tax technology survey answers (OECD ITTI)
| Question | Answer |
|---|---|
| Administration requires individuals to use an approved digital identity to access secure digital services | Yes |
| Administration requires businesses to use an approved digital identity to access secure digital services | Yes |
| Administration automatically prefills corporate income tax returns with data that it has collected | No |
| Administration automatically prefills value added tax returns with data that it has collected | No |
| Approved digital identity offered by the administration for businesses can also be used to access secure digital services from another government body | No |
| Approved digital identity offered by the administration for businesses can also be used to access secure digital services from a private sector body | No |
| Approved digital identity offered by the administration for individuals can also be used to access secure digital services from another government body | No |
| Approved digital identity offered by the administration for individuals can also be used to access secure digital services from a private sector body | No |
| Estimated percentage of the individual taxpayer population that uses an approved digital identity to access secure digital services offered by the administration | 41-60% |
| Estimated percentage of the business taxpayer population that uses an approved digital identity to access secure digital services offered by the administration | 61-80% |
| Administration has a comprehensive data management strategy | No |
| Administration assesses data quality of reported data | Yes |
| Administration has in place a data ethics framework | Yes |
| Administration controls user data access and security | Yes |
| Administration automatically detects unauthorised access | No |
| Administration employs a Data Privacy Officer | No |
| Administration has a cyber security unit | Yes |
| Administration hires external parties to test the security of its systems | No |
| Administration uses artificial intelligence as part of the data governance process | No |
| Administration has big data capabilities with the necessary people, skills and infrastructure | No |
| Administration uses an enterprise-wide Business Intelligence and Visualisation tool | No |
| Administration uses analytics for real-time tax fraud detection and prevention | No |
| Underlying digital identity solution for individuals is built upon an existing domestic identity system or completely new | Completely new system |
| Underlying digital identity solution for businesses is built upon an existing domestic identity system or completely new | Completely new system |
| Cloud storage | No |
| Robotic process automation | No |
| Artificial intelligence | No |
| Machine learning | No |
| Network analysis | No |
| DataOps approach | No |
| Industry, international or other framework was adopted for the development of the digital identity solution for individuals | No |
| Industry, international or other framework was adopted for the development of the digital identity solution for businesses | No |
| Digital identity solution for individuals can connect with foreign identity systems | No |
| Digital identity solution for businesses can connect with foreign identity systems | No |
| Digital identity for individuals created automatically or on request | On request |
| Digital identity for businesses created automatically or on request | On request |
| Meeting needed to finalise the process of receiving a digital identity for individuals | No |
| Meeting needed to finalise the process of receiving a digital identity for businesses | Always |
| Individuals without ID-documents or birth certificates can receive a digital identity for the use of tax purpose | No |
| Authentication method applied to verify the digital identity when used online | Yes |
| Use of emerging and innovative technologies or solutions with respect to the main digital identity used by taxpayers | No |
| Administration offers online service for registering for tax (CIT) | Yes |
| Administration offers online service for registering for tax (VAT) | Yes |
| Administration offers online service for filing tax returns (CIT) | Yes |
| Administration offers online service for filing tax returns (VAT) | Yes |
| Administration offers online service for making tax payments (CIT) | Yes |
| Administration offers online service for making tax payments (VAT) | Yes |
| Administration offers online service for requesting extensions of deadlines (filing and payment) (CIT) | Yes |
| Administration offers online service for requesting extensions of deadlines (filing and payment) (VAT) | Yes |
| Administration offers online service for asking for tax payment arrangements (CIT) | Yes |
| Administration offers online service for asking for tax payment arrangements (VAT) | Yes |
| Administration offers online service for asking confidential enquiries in a secure environment (CIT) | No |
| Administration offers online service for asking confidential enquiries in a secure environment (VAT) | No |
| Administration offers online service for filing tax related objections (CIT) | Yes |
| Administration offers online service for filing tax related objections (VAT) | Yes |
| Administration offers online service for dealing with correspondence (CIT) | Yes |
| Administration offers online service for dealing with correspondence (VAT) | Yes |
| Administration offers online service for uploading data into the tax administration's system (CIT) | Yes |
| Administration offers online service for uploading data into the tax administration's system (VAT) | Yes |
| Administration offers specific approaches to those that do not have online access | Yes |
| Administration offers facility for taxpayers to interact with virtual assistants, such as chatbots | No |
| Administration uses artificial intelligence during interactions with taxpayers (other than virtual assistants) | No |
| Administration offers services that follow a set of pre-programmed and automated service responses during interactions with taxpayers (other than virtual assistants) | No |
| Administration makes a library of APIs publicly available for third party use | No |
| Administration has an enterprise data management (governance) system that allows taxpayer information be viewed across the administration | Yes |
| Administration uses big data for analytical purposes | No |
| Administration uses artificial intelligence | No |
| Administration uses Distributed Ledger Technology, e.g. blockchain, in its taxation processes | No |