New York Laws
Part 6 - Breach, Repudiation and Excuse
2-610 - Anticipatory Repudiation.

(a) for a commercially reasonable time await performance by the
repudiating party; or
(b) resort to any remedy for breach (Section 2--703 or Section
2--711), even though he has notified the repudiating party that he would
await the latter's performance and has urged retraction; and
(c) in either case suspend his own performance or proceed in
accordance with the provisions of this Article on the seller's right to
identify goods to the contract notwithstanding breach or to salvage
unfinished goods (Section 2--704).