The author of the book that inspired the hit film Crazy Rich Asians failed to register for national service as required, the Singaporean government said.
"Mr Kwan is therefore wanted for defaulting on his NS obligations", Mindef said.
He was liable to a fine of up to S$10,000 ($7,315) "and/or imprisonment of up to 3 years upon conviction", the ministry said.
His 1994 application to renounce his Singapore citizenship and a subsequent appeal had been rejected, the ministry said. It is opening in many Asian cities this week.
There was no immediate response Wednesday from his publisher to a request for comment.
National Football League lineman Richie Incognito arrested at Scottsdale funeral home
We've seen many disturbing situations surrounding Richie Incognito , but this most recent predicament is extremely concerning. Louis Rams and played 12 seasons in the league for the Rams (2005-2009), Bills (2009; 2015-2017) and Dolphins (2010-2013).
The grandson of Singapore's first western-trained ophthalmologist, the 44-year-old Kwan was born in Singapore and lived in his family's home in Bukit Timah before moving to Houston, Texas in the United States with his parents and two older brothers. The author, riding high on one of the biggest accomplishments of his career, has been accused of draft dodging by avoiding Singapore's mandatory military service for adult males.
What got my wheels turning was an early scene in which Rachel, a Chinese-American economics professor at New York University, is invited by her boyfriend Nick to accompany him to his hometown of Singapore to attend a friend's wedding and meet his family. Being on Nick's arm puts a target on Rachel's back, with jealous socialites and, worse, Nick's own disapproving mother (Michelle Yeoh) taking aim.
Shot nearly entirely in Singapore, plot of the book and film make good use of Kwan's homeland - coming across as "a love letter to the food, culture and beauty of this area", according to the film's producer, Brad Simpson.
It opened in Singapore Tuesday to packed audiences, who, for the most part loved what they saw.
"Crazy Rich Asians" star Henry Golding was mistaken for a crew member by his co-star because he was so "humble".