Tax Guide

Sri Lankan personal tax return guidance.

Use this page to help clients understand the basics before they contact you. Always confirm the latest rules with the Inland Revenue Department.

What is a personal tax return?

A personal tax return is the declaration of income, deductions, and other relevant details that may need to be reported to the Inland Revenue Department. The exact obligations depend on income type, residency, and current regulations.

Documents to keep ready

Identity details

NIC, TIN, and personal contact information.

Income records

Salary summaries, invoices, rent, bank interest, and other income documents.

Previous filings

Past returns, notices, assessments, and correspondence.

Supporting files

Receipts, certificates, and anything required to support deductions or claims.

General filing steps

  1. 1Confirm the filing requirement

    Check whether the client falls within the current filing criteria.

  2. 2Collect income and support documents

    Gather all records in one place before preparation begins.

  3. 3Review and submit

    Validate the numbers, confirm the latest forms, and submit through the proper channel.

Official references

Inland Revenue Department Online Services

Client-facing FAQ ideas

  • Who needs to file?
  • What documents should I bring?
  • What if I received a notice?
  • Can you help me with an assessment?

Need help with a tax form?

Send the client through the contact form and capture their details for a callback.

Contact the agent
Guides and explainers

Practical tax guides for clients.