Jaynes

MEMORANDUM **

Plaintiffs, a group of shipwrights employed at Puget Sound Naval Shipyard *178 (PSNS), appeal the district court’s order dismissing their suit for lack of jurisdiction. Plaintiffs requested that the district court change the applicable retroactive date of a PSNS manager’s grievance decision awarding them pay differentials established for work in certain dangerous conditions. They also challenge the district court’s denial of class certification in their case. Reviewing de novo the district court’s dismissal for lack of subject matter jurisdiction, Tucson Airport Authority v. General Dynamics Corp., 136 F.3d 641, 644 (9th Cir.1998), we hold that the district court did not have jurisdiction of the plaintiffs’ claims. We recount facts only as necessary to explain our result.

Plaintiffs’ district court complaint requests that the court vacate the grievance decision’s retroactive date of March 23, 1999 and use its mandamus powers both to order new retroactivity provisions reflective of the specific dates upon which individual plaintiffs first became eligible for differential pay and to declare plaintiffs’ entitlement to interest on the unpaid differentials. Plaintiffs…