A senator from South Boston delayed action Monday on a controversial, time-sensitive Boston property tax reclassification bill, which is now on ice until after the deadline for action recommended by Boston Mayor Michelle Wu.

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 tax-rate-setting hearing bearing down the next day.

A senator from South Boston delayed action Monday on a controversial, time-sensitive Boston property tax reclassification bill, which is now on ice until after the deadline for action recommended by Boston Mayor Michelle Wu.

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.

Sen. Nick Collins of South Boston used a procedural maneuver to delay a vote on the controversial and time-sensitive Boston property tax bill until the Senate meets again on Thursday. Boston Mayor Michelle Wu says the bill is necessary to prevent a major price hike for residential taxpayers.

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.