HMCS may refer to:
*
Her Majesty's Courts Service
Her Majesty's Courts Service (HMCS) was an executive agency of the Ministry of Justice (MoJ) and was responsible for the administration of the civil, family and criminal courts in England and Wales.
It was created by the amalgamation of the Magi ...
*
His Majesty's Canadian Ship
* His Majesty's Colonial Ship, see
His Majesty's Ship
* Senior Chief
Hospital Corpsman, a United States Navy rate
* ''Hazardous Material Control System'' (see
Workplace Hazardous Materials Information System
The Workplace Hazardous Materials Information System (WHMIS; french: links=no, Système d'information sur les matières dangereuses utilisées au travail, SIMDUT) is Canada's national workplace hazard communication standard. The key elements of t ...
)
* HMC Investment Securities
*
Molybdenum cofactor sulfurtransferase, an enzyme
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