Yes! You can use AI to fill out VA Form 21-4138, Statement in Support of Claim
| Fillable fields | 33 |
| Pages | 2 |
| Fields per page | 16 |
| Sections | 14 |
| Conditional rules | — |
| Tables & lists | — |
| Instruction pages | — |
| OMB Control No. | 2900-0075 |
| Instafill Form ID | IF-VA-FORM-21-4138-STATEMENT-IN-SUPPORT-OF-CLAIM |
Rather not fill this in by hand? Instafill is an online form filler that completes PDF forms automatically — upload the blank form, answer a few questions, and the AI fills every field.
Form specifications
| Form name: | VA Form 21-4138, Statement in Support of Claim |
| Number of fields: | 33 |
| Number of pages: | 2 |
| FCI: | Basic (42/100) |
| Language: | English |
Instafill Demo: How to fill out PDF forms in seconds with AI
How to Fill Out VA 21-4138 Online for Free in 2026
- 1 Enter the veteran/beneficiary identification details, including full name, Social Security number, date of birth, and VA file number/service number (if applicable).
- 2 Provide current contact information, including mailing address, phone number (including international number if applicable), and optional email address.
- 3 In the Remarks section, write the statement supporting the claim, clearly describing the issue, relevant dates, events, symptoms, and any supporting context.
- 4 If more space is needed, continue the remarks in the continued section and ensure the narrative remains organized and specific.
- 5 Review the completed form for accuracy and consistency with the claim and any supporting evidence being submitted.
- 6 Sign and date the declaration/certification section to attest the statements are true and correct.
- 7 Download/print the finalized form for submission and send it to the VA Evidence Intake Center (or upload through the appropriate VA submission channel if available).
Our AI-powered system ensures each field is filled out correctly, reducing errors and saving you time.
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Frequently Asked Questions About VA 21-4138
VA 21-4138 has a Form Complexity Index of 42 out of 100, placing it in the basic complexity tier. This score is calculated deterministically from the form’s own structure using Instafill’s published Form Complexity Index methodology, so it can be reproduced and independently verified — it is not a subjective estimate.
For VA 21-4138 specifically, the score reflects 33 fillable fields across 2 pages, grouped into 14 sections. The number of fields is the largest factor in the base score (weighted 36%), followed by how difficult those fields are to complete based on their type, where free-text and signature fields count for more than simple checkboxes (26%). The number of pages that actually contain fields (15%), the amount of conditional “fill-only-if” logic (16%), and how many sections the form is divided into (7%) account for the rest of the base. On top of that base, the index adds points for tables and repeating lists, bundled instruction pages, and dense page layouts — capturing difficulty the base alone can miss.
In practical terms, a basic score means the form is relatively light, but still needs careful, accurate entry. Instafill removes that effort entirely: our AI reads your information, maps each value to the correct field — including the conditional ones — and completes VA 21-4138 accurately in under a minute, with every field available for you to review before you download. See exactly how the Form Complexity Index is calculated.
Compliance VA 21-4138
Validation Checks by Instafill.ai
Common Mistakes in Completing VA 21-4138
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