State Tax Information

2023 State Individual Filing Deadlines

Taxpayer ID Requirements for State Tax Returns

Each state has its own requirements regarding taxpayer and spouse identification included in electronically filed tax returns, whether a driver's license or other state-issued ID.

How to File Taxes in States with Reciprocity

However, some states have a reciprocity agreement between them that precludes the taxpayer needing to file a nonresident return to the state where they work.

State Conformity to the 2020 Federal Unemployment Compensation Exclusion

The information in this article will be updated daily as we learn more information from the states.

State Tax Information For All States

States Without An Individual Income Tax Requirement

* New Hampshire taxed interest and dividends before tax year 2025.

Adding a State Tax Return

State Recognition of Same-Sex Marriage

On June 25, 2015, the Supreme Court ruling in Obergefell v.