The issue

Sign language deprivation is a preventable condition that occurs when Deaf children are denied early access to a fully accessible language, resulting in lifelong impacts on cognitive development, mental health, education, and social inclusion. These outcomes are not caused by deafness itself, but by the absence of accessible language during critical developmental periods. Language access is immediate, essential, and non-negotiable for Deaf children.

Our position

CAD-ASC affirms that every Deaf child has the right to acquire a fully accessible first language. For Deaf children, this language is sign language. Denial of access constitutes a violation of human rights and places children at risk of preventable and lifelong harm.

Language deprivation must be understood not as a delay, but as an urgent developmental risk—an emergent language emergency for the child’s brain. Access to sign language must be ensured from birth, or from the point of diagnosis or suspicion of deafness, through immediate family access to sign language instruction, early involvement of Deaf mentors, and connection to Deaf-led supports.

Approximately 95% of Deaf children are born to hearing families with limited exposure to sign language. Early decisions are often shaped by systems that prioritize auditory and speech-based approaches without ensuring equal access to sign language. As a result, families may not receive complete or unbiased information, placing children at risk of missing the critical window for language acquisition. These outcomes reflect systemic gaps in early language access.

Despite clear legal obligations, barriers persist. Early intervention services frequently prioritize auditory approaches while limiting access to sign language, and access to qualified support remains inconsistent, particularly in rural and underserved regions. These gaps represent systemic challenges that must be addressed.

Deaf children are both persons with disabilities and members of a linguistic minority, with rights protected under international and Canadian law. The CRPD affirms the right to sign language and appropriate education, while the CRC affirms children’s rights to language, education, and development. Canadian frameworks, including the Charter of Rights and Freedoms and the Accessible Canada Act, require equitable access to communication and services. Access to sign language is therefore a legal requirement.

These obligations must be reflected in education system. Article 24 of the CRPD requires that Deaf children be educated in the most appropriate language and supported by qualified professionals. However, Canada faces a shortage of teachers of the Deaf with sufficient sign language proficiency, and training programs often do not adequately prepare educators to support signed language acquisition. This presents a significant challenge in realizing Deaf children’s educational rights. Canadian jurisprudence has begun to affirm this principle. In Carter Churchill v. Newfoundland and Labrador English School District (2023), access to education in sign language was recognized as a fundamental right, reinforcing the importance of equitable access within education systems.

Systemic gaps are also reflected in the implementation of Jordan’s Principle. While intended to ensure timely access to services for First Nations children, current approaches continue to prioritize auditory and speech-based supports while limiting consistent access to sign language. As a result, Indigenous Deaf children face compounded barriers at the intersection of disability, language, and cultural identity. Although frameworks such as the Accessible Canada Act and the United Nations Declaration on the Rights of Indigenous Peoples (UNDRIP) affirm rights related to accessibility, language, and culture, they do not fully address the specific needs of Indigenous Deaf children. To achieve substantive equality, sign language must be explicitly recognized and supported within these frameworks.

Sign language provides Deaf children with a fully accessible first language and a foundation for development. Early exposure supports cognitive growth, literacy, and well-being. Bilingual approaches that include sign language led to stronger outcomes than speech-only approaches. Sign language strengthens overall language development and must not be replaced by technology alone.

CAD-ASC calls for a systemic shift in Canada’s approach to early language access. Governments must ensure that families are offered sign language instruction within weeks of identification, along with access to Deaf mentors and community supports. Early intervention programs must provide complete and unbiased information and include Deaf professionals.

Governments must establish mandated language acquisition milestones from birth to age five, including early access (0–6 months), monitored development (0–3 years), and supported bilingual development (3–5 years), with standardized assessment and intervention pathways. Language outcomes must be tracked and reported to ensure accountability. As demonstrated by LEAD-K initiatives, mandated benchmarks and data tracking support early identification of language gaps and timely intervention.

Public funding must ensure equitable access to sign language services across all regions and support Deaf mentor programs nationwide. Professional standards must be established for those advising families. No policy or service affecting Deaf children should be developed without meaningful involvement of Deaf-led organizations.

Canada has a legal and moral obligation to ensure that every Deaf child has full access to language from the earliest possible moment. No system should be allowed to withhold what a Deaf child needs to thrive.

Recommended Readings:

  • Grote, K., Wegner, S., Stenzel, M., & Karar, E. (2024). The devastating effects of language deprivation and misguided diagnosis on deaf children with cognitive and language disorders in medical centers, special needs, and educational settings. Journal of DeafMind & DeafDidactics, 1(1), 1-22.
  • Hall, W., Levin, L., & Anderson, M. (2017). Language deprivation syndrome: A possible neurodevelopmental disorder with sociocultural origins. Social Psychiatry and Psychiatric Epidemiology, 21(5), 961-977. doi:10.1007/s00127-017-1351-7
  • Hecht JL. (2019). Responsibility in the Current Epidemic of Language Deprivation (1990-Present). Maternal Child Health Journal (11):1319-1322. doi: 10.1007/s10995-020-02989-1. 
  • Humphries, T, Mather, G, Napoli, D.J., Padden, C., & Rathmann, C. (2022). Deaf Children Need Rich Language Input from the Start: Support in Advising Parents, Children 9, no. 11: 1609. https://doi.org/10.3390/children9111609
  • Snoddon, K. & Paul, J.J. (2020). Framing sign language as a health need in Canadian and international policy. Maternal and Child Health Journal, 2974, 1360-1364. https://doi.org/10.1007/s10995-020-02974-8  
  • Wilkinson, E., & Morford, J. P. (2020). How bilingualism contributes to healthy development in deaf children: A public health perspective. Maternal and Child Health Journal, 24, 1330–1338. https://doi.org/10.1007/s10995-020-02976-6
  • World Federation of the Deaf. (2024). Position paper on the right to sign language for families of deaf children.
  • United Nations. (2006). Convention on the Rights of Persons with Disabilities.
  • United Nations. (1989). Convention on the Rights of the Child.
  • United Nations. (1992). Declaration on the Rights of Persons Belonging to National or Ethnic, Religious and Linguistic Minorities.
  • Government of Canada. (1982). Canadian Charter of Rights and Freedoms.
  • Government of Canada. (2019). Accessible Canada Act.
  • Speech-Language & Audiology Canada. (n.d.). Jordan’s Principle and communication services. https://www.sac-oac.ca

APPROVED: MAY 3, 2026

FOR FURTHER INFORMATION CONTACT:
The Canadian Association of the Deaf – Association des Sourds du Canada
606 – 251 Bank Street
Ottawa, ON K2P 1X3
(613) 518-2944 (VRS)
info@cad-asc.ca
www.cad-asc.ca