38 U.S.C. 1114 establishes disability-compensation categories, including special monthly compensation for specified serious service-connected impairments and combinations. SMC is not determined only by a regular percentage rating. The anatomical loss, loss of use, functional limitations, and qualifying combination matter. [1]
Rules that determine the answer
The statutory subsections describe different entitlements, including certain loss-of-use, aid-and-attendance, and housebound situations. Published Code dollar figures can differ from the current payable rates after cost-of-living adjustments. Use VA’s current compensation table for payment amounts and evaluate dependents and the effective date separately. [1] [2]
A high combined rating does not automatically establish every SMC level. Conversely, an additional claim should not be reduced to a percentage calculation where the law focuses on a particular loss or need for regular assistance.
What to check before taking the next step
- Identify the particular SMC category supported by the service-connected disabilities and functional evidence.
- Collect rating decisions, medical findings, aid-and-attendance evidence, and records describing daily assistance.
A distinction that changes the result
SMC can be payable in addition to ordinary compensation in some categories and can replace or combine with other levels under detailed rules. Avoid adding every lettered rate as though each were independent. The current VA tables organize rates by SMC designation and dependent status; additional allowances can have their own conditions. Medical evidence should describe the specific functions lost or assistance required, frequency, and connection to service-connected disabilities rather than merely repeat the requested category’s name. Effective-date evidence affects arrears as well as ongoing entitlement. [1] [2]
Practical example
A veteran needs regular help with dressing because of service-connected disabilities. That evidence may support a category inquiry, but the need for help and its cause must meet the applicable rule.
For related situations, see part-time work while receiving disability benefits and returning to work after disability leave.
Primary sources
Sources checked: October 31, 2026.