Media Development Authority
The Media Development Authority (MDA) is a statutory board of Singapore. They classify all films, home videos, and video games among other things released in the country.

Prior to April 2008 video games did not carry ratings and as such are simply listed as "accepted" in their database. This includes two Star Trek games: Star Trek: Legacy and Star Trek: Tactical Assault. Since then two Star Trek games have been rated by them, both under their "General" rating.

General 

Suitable for all ages.

Games rated G
 Star Trek Online

Parental Guidance

Suitable for all, but parents should guide their young.

Games rated PG
None to date.

External links 
mda.gov.sg – official website
Media Classification Databases

Rating systems