Story highlights The family of a 2-year-old girl from Flint files a federal lawsuit

Governor's spokesman said Snyder has to present budget to the legislature

Flint is in the midst of a crisis over lead in its water supply

(CNN) In the midst of the water crisis in Flint, Michigan Gov. Rick Snyder has declined an invitation to testify at a hearing Wednesday before the House Democratic Steering and Policy Committee about children affected by lead in the water.

Snyder said he couldn't testify because he has to deliver a budget presentation to the state legislature that day, according to his spokesman, Dave Murray.

That presentation is expected to detail "significant resources directed to long-term plans to help the people of Flint," Murray told CNN.

The committee that wanted Snyder to testify wrote to him saying that Congress "has not heard testimony from you on the Flint water crisis."

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"Unfortunately, a prior Congressional hearing this week did not include top state officials, including emergency financial managers appointed by you to run the city of Flint," the letter said.

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