G.O.P. Set to Block Bill Easing Limits on Pay Discrimination Suits

Senate Republicans said on Tuesday that they were confident they would be able to block legislation intended to reverse a Supreme Court ruling last year that established tight time restrictions on lawsuits over pay discrimination.

But Senator Mitch McConnell of Kentucky and other Republicans said the bill, which is opposed by the business community and the Bush administration, could create a flood of lawsuits.