In the parks, only Bistro de Paris in Epcot.
At the resorts, Victoria & Alberts at the Grand Floridian and all of the restaurants at the Swan and Dolphin.
At Downtown Disney, most of the restaurants. Only Planet Hollywood, Raglan Road/Cookes of Dublin, Captain Jacks, Wolfgang Puck's Cafe & Express (but not the Upstairs Dining Room), and Earl of Sandwich accept the plan.