The Metrication Ordinance (Chinese: 十進制條例; Jyutping: sap6 zeon3 zai3 tiu4 lai6) was enacted in 1976 in Hong Kong.

The adoption was facilitated under the government's Metrication Committee.

[1] Decades after the enactment of the law, Hong Kong still has not yet fully completed the metrication process.

Wet markets continue to use Chinese or imperial units to this day.

This article relating to law in Hong Kong is a stub.