Shipowners who try to beat the deadline for China’s new shipping import rules are taking a big risk, sale-and-purchase brokers warn.

This week, China’s Ministry of Transport announced regulations requiring all imported ships to be compliant with IMO Tier II emissions standards from 1 September.

The move in effect makes a ­decade’s-worth of ships ineligible for sale to Chinese domestic buyers, the mainstay of the veteran secondhand bulker market.