Soundside brings you beyond the headlines with news and conversation rooted in the Pacific Northwest.

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where we give you a shortcut to understanding the latest news and cultural moments and how they affect us here in the Puget Sound region.

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Hey there from the KUOW Newsroom. This is Seattle now.

I'm Patricia Murphy with a roundup of today's

top stories. It's Tuesday, March 31st. More news today on how Republicans are mounting challenges

to a historic income tax on high earners. State government reporter Sarah Mises Tan has that story.

A conservative group called Let's Go Washington is gathering signatures to repeal the so-called

millionaire's tax.

If successful, that measure could appear on voters' ballots.

Republicans are also preparing to file courtroom challenges against the tax.

We believe it's cynically packaged as a tax on millionaires when it's really mechanically, if you read the thing, it is structured to be a state income tax on everybody.

That's Representative Jim Walsh, a vocal critic of the new tax.

He worries it could easily be expanded to other income brackets in the future.

He's involved in lawsuit efforts against the

measure and says it violates the state's constitution. Governor Bob Ferguson signed the tax into law

yesterday. It would apply only to household incomes over a million dollars. He said challenges to the

tax are part of the democratic process. In Olympia, I'm Sarah Mises Tan. We'll have much more from Sarah

on the Millionaire's Tax coming up later in the show. Good news for people who walk, bike,

or roll through Seattle's Waterfront District. City leaders are celebrating the completion

of the Bell Street Improvement Project, the last big missing piece of Seattle's

...