Plaintiffs charging that a law firm and two other entities schemed to fraudulently obtain more than 100,000 consumer debt default judgments through the use of “sewer service” cleared a major hurdle on Sept. 4 by winning class certification.

Judge Denny Chin (See Profile) certified two classes alleging that the law firm of Mel Harris and Associates in Lower Manhattan and two other entities engaged in sewer service—the intentional failure to serve a summons and complaint followed by the filing of a phony affidavit attesting to service.