Bally Total Fitness Corp. v. Jackson

joined by Chief Justice PHILLIPS, Justice ENOCH, Justice BAKER, and Justice HANKINSON.

A party may not appeal an interlocutory order unless authorized by statute. Cherokee Water Co. v. Ross, 698 S.W.2d 363, 365 (Tex.1985) (per curiam). Section 51.014(a)(3) of the Texas Civil Practice and *353Remedies Code allows a party to appeal an interlocutory order that certifies or refuses to certify a class action. Tex. Civ. Prac. & Rem.Code § 51.014(a)(3). In De Los Santos v. Occidental Chemical Corp., 933 S.W.2d 493, 495 (Tex.1996), we held that an interlocutory order that changed a certified class from…