Idaho Tax Commission Office Opens for Tax Day in Lewiston

The Lewiston office will be open for extended hours on April 15 to assist taxpayers.

Apr. 10, 2026 at 7:55pm

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A vibrant abstract illustration using triangles, rectangles, and circles in shades of blue, yellow, and red to conceptually represent the logistical challenges and government resources involved in tax filing deadlines.The Idaho Tax Commission's extended office hours and online tools aim to make Tax Day more accessible for Lewiston residents.Lewiston Today

The Idaho State Tax Commission will open its Lewiston office to the public from 9 a.m. to 4 p.m. on Wednesday, April 15 - the day income tax returns are due. The office at 1118 F St. in Lewiston normally is open only on the 20th of each month.

Why it matters

This extended office opening provides an important resource for Lewiston residents to get in-person assistance with filing their taxes on the deadline day. The Tax Commission is making an effort to ensure taxpayers have multiple convenient options to submit returns and get their questions answered.

The details

Taxpayers can visit the Lewiston Tax Commission office to drop off completed Idaho tax returns, make payments, and get answers to tax questions. A drop box for tax returns and payments is also available near the office doors on the 3rd floor from 8 a.m. to 5 p.m. on weekdays. Taxpayers can also call the Tax Commission's toll-free number or visit the website to access online tools and resources.

  • The Lewiston Tax Commission office will be open on Wednesday, April 15, 2026 from 9 a.m. to 4 p.m.
  • The Lewiston Tax Commission office is normally only open on the 20th of each month.

The players

Idaho State Tax Commission

The state agency responsible for administering and collecting taxes in Idaho.

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The takeaway

The Tax Commission's extended office hours and multiple service options on Tax Day demonstrate their commitment to supporting Lewiston residents in meeting their tax filing obligations and accessing the resources they need.