Disability Tax Credit (DTC): A non-refundable tax credit administered by the Canada Revenue Agency (CRA) that reduces the amount of income tax owed by Canadians with a severe and prolonged impairment in physical or mental functions. Eligibility is determined by the functional impact of a condition on basic activities of daily living — not by diagnosis alone.

The Disability Tax Credit is one of the most valuable financial supports available to Canadians with disabilities, yet according to federal data, only about 40% of working-age adults with a severe disability have DTC approval. That means the majority of eligible Canadians are missing out — often because they assume their condition does not qualify, or because the application process feels too complex to navigate alone.

This guide covers everything you need to know: what the DTC is, how CRA determines eligibility across all ten functional categories, how to apply, what to do if you are denied, and what other benefits DTC approval unlocks. It is written for Canadians, by a Canadian DTC consultancy, and is updated regularly to reflect current CRA guidelines and tax year amounts.

Table of Contents

What Is the Disability Tax Credit?
How Much Is the DTC Worth?
How CRA Determines Eligibility
The 10 CRA Functional Categories
Marked Restriction vs. Significant Limitation
The T2201 Form: How to Apply
Retroactive Claims: Up to 10 Years Back
What If Your Application Is Denied?
Benefits Unlocked by DTC Approval
Frequently Asked Questions

What Is the Disability Tax Credit?

The Disability Tax Credit is a non-refundable tax credit that allows Canadians with a severe and prolonged impairment to reduce the amount of federal and provincial income tax they owe. It was established under the Income Tax Act and is administered by the Canada Revenue Agency.

A "severe and prolonged" impairment means that the condition must markedly restrict at least one basic activity of daily living (or require life-sustaining therapy, or cause cumulative significant limitations across multiple activities), and the impairment must have lasted or be expected to last for a continuous period of at least 12 months.

The DTC is not a payment you receive directly. Instead, it reduces your tax payable. However, because it can be applied retroactively for up to 10 years, many Canadians receive a substantial one-time refund when they are first approved — often ranging from $5,000 to $25,000 or more.

The DTC can be claimed by the person with the disability or transferred to a supporting family member (such as a spouse, parent, or child) who provides financial support.

How Much Is the DTC Worth?

The value of the DTC depends on your province or territory of residence, because both federal and provincial credits apply. For the 2025 tax year, the approximate values are:

Component	Amount
Federal DTC base amount	~$9,428
Federal tax reduction (at 15% rate)	~$1,414 per year
Provincial credit (varies)	$500–$1,200+ per year
Combined annual benefit	$1,900–$2,600+ per year
10-year retroactive refund	$5,000–$25,000+

For children under 18, an additional federal supplement of approximately $5,500 applies, which increases the annual benefit significantly. DTC approval for a child also unlocks the Child Disability Benefit — a tax-free monthly payment administered through the Canada Child Benefit program.

These amounts are indexed to inflation and adjusted annually by CRA.

How CRA Determines Eligibility

CRA does not assess eligibility based on your medical diagnosis. Instead, CRA evaluates whether your condition causes a marked restriction in one or more basic activities of daily living, whether you require life-sustaining therapy for at least 14 hours per week, or whether you experience cumulative significant limitations from two or more conditions.

Marked restriction: A person is markedly restricted when, even with therapy, medication, and appropriate devices, they are unable to perform a basic activity of daily living — or they take an inordinate amount of time (generally interpreted as three times longer than a person without the impairment) to do so. The restriction must be present all or substantially all of the time (at least 90% of the time).

This functional-impact-first approach means that many people with common conditions — such as ADHD, depression, chronic pain, diabetes, or Crohn's disease — may qualify for the DTC, even if they would not consider themselves "disabled" in the traditional sense. What matters is how the condition affects daily functioning, not the label attached to it.

The 10 CRA Functional Categories

CRA evaluates DTC eligibility across ten specific functional categories. Each category corresponds to a basic activity of daily living (or, in two cases, to therapy requirements or combined effects). Understanding which category applies to your situation is the first step in building a strong application.

1. Mental Functions Necessary for Everyday Life

This category covers the cognitive and psychological functions required to manage daily life independently: memory, problem-solving, goal-setting, judgment, adaptive functioning, and the ability to regulate behaviour and emotions.

Common qualifying conditions include ADHD, autism spectrum disorder, major depression, bipolar disorder, PTSD, generalized anxiety disorder, panic disorder, OCD, schizophrenia, borderline personality disorder, learning disabilities, fetal alcohol spectrum disorder, cognitive impairment from traumatic brain injury, dementia, and Alzheimer's disease.

CRA looks for indicators such as: requiring supervision for safety or daily tasks, taking three times longer for decision-making or routine tasks, being unable to manage daily routines without support, severe behavioural dysregulation, and inability to plan, sequence, or remember steps needed for everyday activities.

Learn more about DTC for Mental Health & ADHD →

2. Walking

This category assesses whether a person can walk independently, safely, and within a reasonable amount of time — even with the use of assistive devices such as canes, walkers, or prosthetics.

Common qualifying conditions include multiple sclerosis, stroke, cerebral palsy, muscular dystrophy, chronic pain disorder, severe arthritis, amputation, Parkinson's disease, spinal cord injury, and congestive heart failure.

CRA looks for indicators such as: inability to walk independently, taking three times longer than peers to walk a reasonable distance, requiring an assistive device for daily mobility, and being unsafe to walk independently due to risk of falling or injury.

Detailed condition guides: MS & Parkinson's | Arthritis & Chronic Pain | Amputation & Spinal Injury | Spinal Stenosis & Back Conditions

Learn more about DTC for Mobility & Neurological Conditions →

3. Dressing

This category evaluates whether a person can dress and undress themselves independently and within a reasonable amount of time. It includes the ability to manage buttons, zippers, fasteners, and the physical movements required to put on and remove clothing.

Common qualifying conditions include severe arthritis, fibromyalgia, chronic pain, stroke, Parkinson's disease, amputations, neurological degeneration, and developmental disability.

CRA looks for indicators such as: requiring daily assistance to dress, needing help with fasteners or specific garments, and taking three times longer than a person without the impairment to dress oneself.

Detailed condition guide: Dressing Difficulties

Learn more about DTC for Mobility & Neurological Conditions →

4. Feeding

This category assesses whether a person can feed themselves independently — including the ability to prepare food for ingestion (cutting, opening containers) and the physical act of getting food and drink from a plate or cup to the mouth.

Common qualifying conditions include dysphagia (swallowing disorders), neuromuscular disorders, tube feeding, severe autism with feeding difficulties, cerebral palsy, and Parkinson's-related tremor disorders.

CRA looks for indicators such as: requiring assistance with cutting food or bringing food to the mouth, daily use of adaptive feeding devices, and taking three times longer than a person without the impairment to feed oneself.

Detailed condition guide: Feeding Difficulties

Learn more about DTC for Feeding Difficulties →

5. Eliminating (Bowel or Bladder Functions)

This category evaluates whether a person can manage their bowel or bladder functions independently and within a reasonable amount of time. It includes the ability to manage the physical process and any related hygiene requirements.

Common qualifying conditions include Crohn's disease, ulcerative colitis, severe irritable bowel syndrome, chronic incontinence, spina bifida, ostomy or colostomy care, and bladder or prostate dysfunction.

CRA looks for indicators such as: daily incontinence requiring support or management, frequent urgency that disrupts daily activities, and ostomy care that requires an extended amount of time.

Detailed condition guides: Crohn's, Colitis & IBS | Incontinence & Ostomy

Learn more about DTC for Bowel & Bladder Conditions →

6. Hearing

This category assesses whether a person can hear well enough to understand spoken conversation in a quiet setting — even with the use of hearing aids or cochlear implants.

Common qualifying conditions include severe hearing loss, deafness, and auditory processing disorder.

CRA looks for indicators such as: inability to interpret speech even with hearing aids, and requiring ASL, lip reading, or written communication as the primary means of understanding others.

Detailed condition guide: Hearing Loss & Deafness

Learn more about DTC for Vision & Hearing Conditions →

7. Vision

This category evaluates whether a person has sufficient visual acuity and field of vision to perform daily activities — even with corrective lenses.

Common qualifying conditions include legal blindness, retinitis pigmentosa, advanced glaucoma, and macular degeneration.

CRA applies specific clinical thresholds: visual acuity of 20/200 or worse in both eyes with best correction, or a field of vision of 20 degrees or less in both eyes.

Detailed condition guide: Vision Loss & Blindness

Learn more about DTC for Vision & Hearing Conditions →

8. Speaking

This category assesses whether a person can speak clearly enough to be understood by another person in a quiet setting. It covers the physical ability to produce speech, not language comprehension.

Common qualifying conditions include stroke-related aphasia, non-verbal autism, severe stuttering, laryngectomy, and neuromuscular speech disorders.

CRA looks for indicators such as: inability to be understood reliably by others in a quiet environment, and requiring an augmentative and alternative communication (AAC) device as the primary means of communication.

Detailed condition guide: Speech & Language Disorders

Learn more about DTC for Speaking Difficulties →

9. Life-Sustaining Therapy

Life-sustaining therapy: Therapy that is essential to sustain a vital function, is required at least three times per week (with CRA calculating total time at 14 hours or more per week including preparation, administration, and recovery), and is not expected to improve the underlying condition.

This category is unique because it is not based on a restriction in a basic activity of daily living. Instead, it applies to individuals who require therapy that is essential to sustain life, administered at least three times per week, with total therapy time (including preparation, administration, and necessary recovery) averaging at least 14 hours per week.

Common qualifying conditions include Type 1 diabetes requiring insulin therapy, Type 2 diabetes requiring intensive insulin management, dialysis, tube feeding, ventilator dependence, immunodeficiency requiring monitored therapy, and active cancer therapy under specified regimens.

CRA evaluates the total time spent on therapy, including all steps necessary to administer the therapy safely. For insulin-dependent diabetes, this includes blood glucose monitoring, carbohydrate counting, insulin dose calculation, injection or pump management, and hypoglycemia management.

Detailed condition guides: Type 1 Diabetes & Insulin | Dialysis & Kidney Disease | Ventilator, Oxygen & Cancer Therapy

Learn more about DTC for Diabetes & Life-Sustaining Therapy →

10. Cumulative Effects

Cumulative effect: When a person has two or more significant limitations — none of which alone would constitute a marked restriction — but which, taken together, result in a restriction that is equivalent to a marked restriction in a single basic activity of daily living. The combined limitations must be present all or substantially all of the time (at least 90% of the time).

This category recognizes that many Canadians live with multiple conditions that individually may not meet the threshold for a marked restriction, but together create a level of functional impairment that is equivalent.

Common qualifying combinations include ADHD combined with anxiety and executive dysfunction, autism spectrum disorder combined with sensory processing issues and gastrointestinal disorder, chronic pain combined with mobility impairment, cognitive impairment combined with mood disorder, heart failure combined with arthritis, and multiple sclerosis combined with fatigue and cognitive fog.

CRA looks for indicators such as: two or more moderate impairments across different functional categories, combined impact that equals a marked restriction in daily functioning, and limitations that are present at least 90% of the time.

Detailed condition guides: Cumulative Mental Health Effects | Cumulative Physical Effects

Learn more about DTC for Cumulative Effects →

Marked Restriction vs. Significant Limitation

Understanding the difference between these two CRA concepts is essential for building a strong DTC application.

A marked restriction means that, even with therapy, medication, and appropriate devices, a person is either unable to perform a basic activity of daily living or takes an inordinate amount of time to do so. CRA generally interprets "inordinate amount of time" as approximately three times longer than a person without the impairment. The restriction must be present all or substantially all of the time — at least 90% of the time.

A significant limitation is a lesser degree of restriction. A person has a significant limitation when they can perform the activity but with measurable difficulty or slowness compared to someone without the impairment. A single significant limitation does not qualify for the DTC on its own. However, when two or more significant limitations exist across different functional categories, they may qualify under the cumulative effects provision if their combined impact is equivalent to a marked restriction.

Concept	Threshold	Qualifies Alone?
Marked restriction	Unable to perform, or takes ~3x longer; present ≥90% of the time	Yes
Significant limitation	Measurable difficulty or slowness compared to peers	No — but two or more may qualify under cumulative effects

This distinction matters because many DTC applications are denied when a practitioner describes a condition as causing "difficulty" or "challenges" without using the specific functional language CRA requires. The T2201 form must clearly describe whether the restriction is marked (qualifying on its own) or significant (qualifying only in combination with other limitations).

The T2201 Form: How to Apply

The T2201 — Disability Tax Credit Certificate — is the form that CRA uses to assess DTC eligibility. It has two parts:

Part A is completed by the applicant (or their legal representative). It collects basic personal information and identifies which basic activities of daily living are affected.

Part B is completed by a qualified medical practitioner. This is the most critical section of the application. The practitioner must describe the nature, severity, and duration of the impairment and explain how it restricts the applicant's ability to perform basic activities of daily living.

The type of practitioner who can complete Part B depends on the functional category being claimed:

Functional Category	Eligible Practitioners
Mental functions	Nurse practitioner, psychologist, psychiatrist
Walking	Nurse practitioner, neurologist, physiatrist
Dressing	Nurse practitioner, occupational therapist
Feeding	Nurse practitioner, speech-language pathologist, occupational therapist
Eliminating	Nurse practitioner, gastroenterologist, urologist
Hearing	Audiologist, nurse practitioner
Vision	Optometrist, ophthalmologist, nurse practitioner
Speaking	Speech-language pathologist, nurse practitioner
Life-sustaining therapy	Endocrinologist, nurse practitioner, oncologist, nephrologist
Cumulative effects	Nurse practitioner, relevant specialists

The most common reason DTC applications are denied is not because the applicant does not qualify — it is because the T2201 form was not completed using CRA-aligned functional language. The form must describe functional impact, not just state a diagnosis. For example, writing "patient has ADHD" is insufficient. The form should describe how ADHD affects the patient's ability to manage daily routines, make decisions, remember steps, or regulate behaviour — and whether these effects are present all or substantially all of the time.

Application Steps

Determine your functional category. Review the ten categories above and identify which one (or more) applies to your situation.
Identify the right practitioner. Choose a medical practitioner who is qualified to certify your specific functional category and who is familiar with your condition.
Complete Part A. Fill in your personal information and indicate which activities are affected.
Have your practitioner complete Part B. Ensure they describe the functional impact using CRA's language — marked restriction, inordinate amount of time, all or substantially all of the time.
Submit to CRA. Mail the completed form to the CRA tax centre for your region, or have your representative submit it electronically.
Wait for CRA's determination. Processing typically takes 8 to 16 weeks. CRA may contact your practitioner for additional information.

Retroactive Claims: Up to 10 Years Back

Retroactive claim: When a DTC application is approved, CRA can apply the credit to previous tax years — up to 10 years back — for any years in which the applicant was eligible. This often results in a one-time lump-sum refund.

One of the most significant financial benefits of DTC approval is the ability to claim the credit retroactively. If you have been eligible for the DTC for several years but never applied, CRA can adjust your tax returns for up to 10 previous tax years once your application is approved.

The retroactive refund amount depends on several factors: the number of years you were eligible, your taxable income in those years, your province of residence, and whether you also qualify for the Child Disability Benefit or other supplementary credits.

For many Canadians, the retroactive refund is the most immediate and tangible benefit of DTC approval. Refunds of $5,000 to $25,000 are common, and in some cases the amount can be higher — particularly for families with children who qualify for the Child Disability Benefit supplement.

To maximize your retroactive claim, it is important to establish the earliest date your condition met the DTC criteria. Your medical practitioner's description of when the impairment began is a key factor in CRA's determination of how far back the credit can be applied.

What If Your Application Is Denied?

A DTC denial does not necessarily mean you do not qualify. In fact, most denials result from incomplete or insufficiently detailed T2201 forms — not from a lack of eligibility.

If your application is denied, you have several options:

Informal review. You can contact CRA to request clarification on the reason for the denial and submit additional information. This is often the fastest path to resolution if the denial was based on missing or unclear information.

Notice of Objection. You can file a formal Notice of Objection within 90 days of receiving the denial notice. CRA will assign an appeals officer to review your case independently. You can submit additional medical documentation, a revised T2201, or a letter from your practitioner providing more detail about your functional limitations.

Tax Court of Canada. If your objection is denied, you can appeal to the Tax Court of Canada. This is a formal legal process, but it is available to all Canadians and does not require a lawyer (though legal representation is recommended for complex cases).

Many Canadians who are initially denied are approved on objection — particularly when the resubmission includes more detailed functional language and supporting documentation. The key is ensuring that the T2201 form and any supporting materials describe the functional impact of the condition in CRA's specific terms.

Benefits Unlocked by DTC Approval

The DTC is more than a tax credit — it is a gateway to several other federal and provincial programs. Once approved, you may be eligible for:

Benefit	Description
Registered Disability Savings Plan (RDSP)	A long-term savings plan for people with disabilities. The federal government contributes matching grants (Canada Disability Savings Grant) of up to $3,500/year and bonds (Canada Disability Savings Bond) of up to $1,000/year, depending on income.
Child Disability Benefit (CDB)	A tax-free monthly payment for families with a child under 18 who has a severe and prolonged impairment. Paid as a supplement to the Canada Child Benefit.
Canada Disability Benefit (CDB — Federal)	A new federal income support benefit for working-age Canadians with disabilities, administered by Employment and Social Development Canada (ESDC). DTC approval is a prerequisite.
Provincial disability credits	Most provinces and territories offer their own disability tax credits that supplement the federal DTC. Amounts vary by province.
Canada Workers Benefit — Disability Supplement	An additional refundable tax credit for low-income workers with a disability.
Home Accessibility Tax Credit	A credit for renovation expenses that improve accessibility for a person who is DTC-eligible.
Medical Expense Tax Credit	DTC-eligible individuals may claim a broader range of medical expenses.

The RDSP is particularly significant for long-term financial planning. With government grants and bonds, an RDSP can accumulate substantial savings over time — up to $200,000 in lifetime contributions, plus government incentives. However, RDSP eligibility requires DTC approval, and there are specific rules around withdrawals (the assistance holdback amount) that should be understood before making contributions.

Frequently Asked Questions

Can I get the DTC if I am employed?

Yes. Employment status does not affect DTC eligibility. CRA evaluates whether your condition markedly restricts a basic activity of daily living — not whether you can work. Many working Canadians qualify because their condition significantly impacts daily functions like walking, dressing, feeding, or mental functions, even if they are able to maintain employment.

How long does the DTC application take?

CRA typically processes DTC applications within 8 to 16 weeks. If CRA requests additional information from your medical practitioner, the timeline may be longer. Applications submitted with complete, detailed T2201 forms tend to be processed more quickly.

Can a family member claim my DTC?

Yes. If you do not owe enough tax to use the full DTC amount, the unused portion can be transferred to a supporting spouse, parent, grandparent, child, grandchild, sibling, aunt, uncle, niece, or nephew.

Does my condition need to be permanent?

No. The condition must be "prolonged" — meaning it has lasted or is expected to last for a continuous period of at least 12 months. It does not need to be permanent. CRA may approve the DTC for a specific period and require a reassessment at the end of that period.

Can I apply for the DTC for a child?

Yes. Children of any age can qualify for the DTC. For children under 18, DTC approval also unlocks the Child Disability Benefit, which provides a tax-free monthly payment to the child's primary caregiver.

What if I have multiple conditions?

If you have two or more conditions that each cause a significant limitation — but neither alone constitutes a marked restriction — you may qualify under the cumulative effects category. CRA evaluates whether the combined impact of your conditions is equivalent to a marked restriction.

Is the DTC the same as a disability pension?

No. The DTC is a tax credit that reduces the amount of income tax you owe. It is not a monthly payment or pension. However, DTC approval can unlock other benefits that do provide direct payments, such as the Child Disability Benefit, the Canada Disability Benefit, and RDSP government contributions.

How far back can I claim the DTC retroactively?

CRA allows retroactive claims for up to 10 previous tax years. The number of years you can claim depends on when your condition first met the DTC eligibility criteria, as determined by your medical practitioner.

Do I need to reapply every year?

No. Once approved, the DTC certificate is valid for the period specified by CRA — which may be a set number of years or indefinite, depending on the nature of your condition. You claim the credit on your annual tax return without reapplying, unless CRA requests a reassessment.

What does it cost to use a DTC consultancy?

Fee structures vary. My Benefits Canada charges a contingency fee of 25% of the retroactive refund only — collected after CRA approval. There are no upfront costs. If your application is not approved, you pay nothing. This fee structure is designed to comply with the Disability Tax Credit Promoters Restrictions Act (DTCPRA).

Can I apply on my own without a consultancy?

Yes. Any Canadian can apply for the DTC independently by completing the T2201 form with their medical practitioner and submitting it to CRA. A consultancy is not required. However, many applicants choose to work with a consultancy because the application process involves specific functional language that can be difficult to navigate without experience, and errors on the T2201 are the most common reason for denial.

What is the difference between the DTC and the Canada Disability Benefit?

The DTC is a tax credit that reduces your income tax. The Canada Disability Benefit (CDB) is a new federal income support payment for working-age Canadians with disabilities. The CDB requires DTC approval as a prerequisite — you must be DTC-approved to receive the CDB. The two programs serve different purposes but are linked through the DTC eligibility gateway.

How My Benefits Canada Can Help

My Benefits Canada is a full-service DTC consultancy that manages the entire application process — from initial eligibility assessment through medical practitioner coordination, T2201 preparation, CRA submission, and retroactive tax adjustments. We coordinate directly with your medical practitioner to ensure the T2201 form describes your functional limitations in the specific language CRA evaluates.

Our fee is 25% of the retroactive refund only, collected after approval. There are no upfront costs. If your application is not approved, you owe nothing.

To find out whether you may qualify, take our free eligibility assessment or call us at 1-844-MY-BENEFITS (1-844-692-3633).

This guide is provided for informational purposes only and does not constitute medical or tax advice. CRA makes all final eligibility determinations. My Benefits Canada is not affiliated with the Canada Revenue Agency. Last updated: February 2026.

The Complete Guide to the Disability Tax Credit in Canada (2026)