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.

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.

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.

Boston Mayor Michelle Wu caught a break Monday when the absence of a Republican lawmaker who blocked her plan to hike commercial tax rates on two occasions last week allowed the bill to pass the

Massachusetts senators may get a chance Monday to finally vote on a bill allowing the City of Boston to temporarily reconfigure the way it splits its property taxes between commercial and residential taxpayers.