Dambulla - Play began after a rain delay in the third and final one-day international between New Zealand and Sri Lanka in Dambulla on Saturday with the tourists electing to field.
The match was reduced to 43 overs a side due to the 90-minute delay.
Sri Lanka need a win to draw the series 1-1 after New Zealand won the second game in Hambantota on Tuesday.
The first match was rained off.
New Zealand: Kyle Mills (captain), Tom Latham, Anton Devcich, Rob Nicol, Grant Elliott, Colin Munro, Luke Ronchi, James Neesham, Nathan McCullum, Mitchell McClenaghan, Andrew Ellis.
Sri Lanka: Angelo Mathews (captain), Tillakaratne Dilshan, Thisara Perera, Kumar Sangakkara, Mahela Jayawardene, Dinesh Chandimal, Lahiru Thirimanne, Nuwan Kulasekara, Lasith Malinga, Rangana Herath, Sachithra Senanayake.
Umpires: Bruce Oxenford (AUS) and Ruchira Palliyaguruge (SRI)
TV umpire: Raveendra Wimalasiri (SRI)
Match referee: Chris Broad (ENG)