
Additionally, every parent of deaf children uses unique created signs, called home signs, for gestural communication. Sign languages which predate BIM in Malaysia are Penang Sign (PSL) and Selangor Sign (Kuala Lumpur Sign, SSL or KLSL). The use of KTBM makes it easier for teachers to teach the Malay language to deaf students.

However, it is not a language in itself, but a means of manually coding the Malay language. Kod Tangan Bahasa Malaysia or Manually Coded Malay (KTBM) is another teaching method created by hearing educators and linguists in between 19 and remains the only form of sign recognized by the Malaysian Ministry of Education as a method to teach Malay to deaf students in formal education settings rather than act as an official language. BIM in turn has been the basis for Indonesian Sign Language.

It is based on American Sign Language (ASL), but the two are considered different languages. Malaysian Sign Language was created with the establishment of the in 1998, and its use has expanded among deaf leaders and participants. BIM has many dialects, differing from state to state. It is also the official sign language used by the Malaysian government to communicate with the deaf community and was officially recognised by the Malaysian government in 2008 as a means to officially communicate with and among the deaf, particularly on official broadcasts and announcements.

Malaysian Sign Language (Malay: Bahasa Isyarat Malaysia, or BIM) is the principal language of the deaf community of Malaysia.La langue des signes malaisienne (en malais Bahasa Isyarat Malaysia, BIM) est la langue des signes utilisée par les sourds et leurs proches en Malaisie.
