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.

The State Senate is set to take up a proposal by Boston Mayor Michelle Wu to change the way property taxes are calculated in the hope of heading off a dramatic increase in residential rates. A compromise “residential tax relief” plan worked out between Wu,

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.