SSA Form 3373 Resource Hub

Download Official SSA Form 3373 (SSA.gov)

SSA Form 3373 — officially the Function Report – Adult — helps the Social Security Administration understand how your medical condition affects your daily life and ability to work.

This page gathers all of StartDisability.com’s trusted resources about Form 3373 — including step-by-step guides, sample answers, and common mistakes. You can also learn about what examiners look for when evaluating SSDI claims.

Whether you’re completing the form for the first time or trying to understand how SSA reviews it, you’ll find clear, practical guidance here to help you every step of the way.

HOW-TO ARTICLES FOR Filling Out Form 3373

Learn how to complete the Function Report accurately and effectively. These guides cover every part of the process — from examples to common pitfalls.

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Your SSDI Disability Claim: How to fill out form SSA-3373 with Confidence Line-by-line
Your SSDI Disability Claim: How to fill out form SSA-3373 with Confidence Line-by-line

Need help filling out SSA Form 3373-BK? This essential guide walks you through every question on the adult disability function report with examples, expert tips, and practical advice. Learn what Social Security is really looking for—and how to answer in a way that supports your SSDI claim.

How to Complete SSA Form 3373-BK (Function Report) for SSDI claims: 2025 Guide
How to Complete SSA Form 3373-BK (Function Report) for SSDI claims: 2025 Guide

Form SSA-3373-BK can make or break your disability claim. This guide shows you how to fill it out clearly and effectively—using real examples and insights grounded in SSA policy and court rulings. Learn how to avoid common mistakes and protect your SSDI application.

SSA-3373 Function Report Completion Checklist
SSA-3373 Function Report Completion Checklist

Before you submit your SSA-3373 Function Report, make sure you’ve covered all your bases. Our step-by-step checklist is designed to help you avoid common mistakes, align your answers with your medical records, and improve the strength of your SSDI claim. It includes section-by-section tips, real-world examples, and strategic advice based on SSA policies and disability law insights. Whether you're just getting started or double-checking before you send, this checklist can guide you through the process with clarity and confidence.

What Is a Function Report and Why It Matters for Your SSDI Claim: Intro to SSA Form-3373
What Is a Function Report and Why It Matters for Your SSDI Claim: Intro to SSA Form-3373

What is a Function Report and why does it matter? This guide explains how to complete SSA Form 3373 to strengthen your SSDI claim—and what SSA is really looking for.

SSA Form 3373 how-to guides by condition

Sample function reports by condition with answer examples.

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SSA Form 3373 Function Report: Example Answers for Esophageal Cancer
SSA Form 3373 Function Report: Example Answers for Esophageal Cancer

When you're facing esophageal cancer, even everyday tasks can feel impossible—let alone filling out a 10-page disability form. SSA Form-3373, the Adult Function Report, asks about everything from your sleep to your social life. This guide walks through detailed, fictional sample answers based on someone with advanced esophageal cancer to show how real-life symptoms might be described. Use it to better understand how to express your own experience, check for internal consistency, and avoid common missteps.

How SSA Uses Your Function Report

Understanding what SSA examiners look for is just as important as completing the form correctly. These resources explain how your answers are used during the disability determination process.

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What is RFC? Understanding Residual Functional Capacity in SSDI Claims
What is RFC? Understanding Residual Functional Capacity in SSDI Claims

What is RFC in disability? Residual Functional Capacity is SSA’s way of measuring what you can still do in spite of your medical condition. Learn how RFC is determined, why it matters, and how it affects your SSDI claim.

Confused about RFC reports? How SSA-3373, SSA-4734, and the RFC assessment work together
Confused about RFC reports? How SSA-3373, SSA-4734, and the RFC assessment work together

Learn how SSA‑3373 and SSA‑4734 work together to show your residual function capacity (what you can and can’t do at work) and why each form is crucial to your SSDI claim.

How to Prove You're Disabled Enough for SSDI: A Guide to Understanding Strong Medical Evidence
How to Prove You're Disabled Enough for SSDI: A Guide to Understanding Strong Medical Evidence

Learn how to gather and present the right medical evidence for your SSDI claim. This guide breaks down the Blue Book, essential forms, and what SSA really looks for—so you can improve your chances of approval.

Resources & Official References

Here are key official references and downloadable documents related to SSA Form 3373: