Boston Mayor Michelle Wu’s controversial plan to raise commercial tax rates hit another snag on Beacon Hill Monday, when it was blocked by a member of the Senate, with the City Council’s annual

South Boston state Senator Nick Collins moved to postpone a vote on Boston Mayor Michelle Wu’s proposal to temporarily adjust the city’s property tax formula.

The Massachusetts Senate tabled a vote on Mayor Michelle Wu’s property-tax proposal until Thursday, which Wu has said would be too late to put altered tax rates into effect.