VA back rating chart and range of motion

Back and neck strain is the fourth most common service-connected disability on VA's rolls, behind only tinnitus, limited knee flexion, and sciatic nerve paralysis. A lower-back rating is set mainly by how far the spine bends, measured in degrees, with pain and flare-ups counted through the rules on functional loss.

Last reviewed October 2026 · Not legal advice, VA.gov always controls

VA rates a service-connected lower-back condition under the thoracolumbar spine criteria of the General Rating Formula for Diseases and Injuries of the Spine: 10%, 20%, or 40% on range of motion and related findings, 50% for unfavorable ankylosis of the entire thoracolumbar spine, and 100% for unfavorable ankylosis of the entire spine. Forward flexion of 30 degrees or less meets the 40% criterion. Disc disease rated under DC 5243 can instead be rated on incapacitating episodes that required bed rest prescribed by a physician and treatment by a physician, whichever is higher (38 CFR § 4.71a).

Most spine diagnoses, including lumbosacral strain (DC 5237), spinal stenosis (DC 5238), spondylolisthesis (DC 5239), degenerative arthritis and degenerative disc disease (DC 5242), and intervertebral disc syndrome (DC 5243), are rated under that one formula in 38 CFR § 4.71a. The diagnosis picks the code; the formula picks the number, and the formula is mostly about range of motion.

The back rating chart: thoracolumbar spine

Note (2) to the formula sets normal lower-back motion at 90° of forward flexion, 30° of extension, and 30° of lateral flexion and rotation to each side, for a normal combined range of motion of 240°. There is no 30% step for the lower back: the next step above 20% is 40%, at forward flexion of 30° or less. Ankylosis means the spine is fixed in place; the scoliosis and ankylosis guide explains favorable versus unfavorable.

The neck has its own chart

The neck uses different numbers under the same formula; the neck rating guide has its chart. Note (6) says the thoracolumbar and cervical segments are evaluated separately, so a veteran with both conditions usually has two spine ratings that combine. The exception is unfavorable ankylosis of both segments, which is rated as a single disability.

The rule that changes the measurement: painful motion

The numbers above are not supposed to be taken from a single bend on a good day. Three regulations tell the examiner to account for what pain and flare-ups do to motion:

• § 4.40 (functional loss) and § 4.45 (the joints) require the rating to reflect weakness, fatigability, incoordination, and pain on movement, not just the measured arc. Under DeLuca v. Brown (1995), § 4.40 requires the rater to consider motion lost during flare-ups or after repeated use that a single range-of-motion test would not show. The examiner is asked to estimate that additional loss in degrees, and the tier is then assigned under § 4.71a with that loss taken into account.
• § 4.59 (painful motion) says an actually painful joint is entitled to at least the minimum compensable rating for that joint. The lowest compensable step in the spine formula is 10%.
• Correia v. McDonald (2016) requires the exam to test for pain on both active and passive motion, and in weight-bearing and non-weight-bearing positions. The current DBQ makes the examiner explain any of that testing that cannot be done, and an exam that skips it without an explanation is open to challenge as inadequate.

DC 5243, intervertebral disc syndrome: incapacitating episodes

Intervertebral disc syndrome (DC 5243) can be rated either under the general formula above or under a separate formula based on incapacitating episodes, whichever produces the higher evaluation once all ratings are combined under § 4.25:

The definition matters. An incapacitating episode is a period of acute signs and symptoms that requires bed rest prescribed by a physician and treatment by a physician. Days at home without a physician's bed rest order do not count toward this formula. The exam form asks whether the records document those episodes, so keep the treatment records from each one.

The code matters too. Since February 7, 2021, DC 5243 is assigned only when a herniated disc is compressing or irritating the adjacent nerve root; every other disc diagnosis, degenerative disc disease included, goes under DC 5242, which cannot use the incapacitating-episode formula. The episode formula reaches 60%, while the range-of-motion chart for the lower back tops out at 40% without ankylosis.

Leg symptoms are rated separately: radiculopathy

Note (1) to the spine formula says to rate any associated objective neurologic abnormalities separately, under an appropriate code. The most common one is radiculopathy, nerve root pain, numbness, or weakness running into a leg, often rated under the sciatic nerve code, DC 8520, with each affected leg rated on its own. Bowel and bladder problems tied to the spine are rated separately too. VA should consider these findings even when only the back is claimed, but naming each leg on the claim makes sure it gets decided. The radiculopathy guide has the leg chart and how two legs combine.

Service connection for the spine

For direct service connection, look for back complaints in the service record: sick-call visits for "LBP" (low back pain), profiles, physical therapy referrals, a fall, a vehicle accident, years of rucking or flight-line work. Degenerative arthritis shown by X-ray within a year of separation is also a chronic-disease presumptive under § 3.309(a) if it reaches a compensable degree. For a back condition that developed later, a nexus opinion connecting it to documented in-service events or to another service-connected condition (a knee that altered your gait, for example) is the path. See evidence and nexus.

The checklist

1. Current imaging and a diagnosis naming the spine segment and the condition.
2. Recent range-of-motion measurements from a treating provider, noting where pain begins.
3. A flare-up log: dates, duration, what you could not do, any bed rest a physician prescribed.
4. Leg symptoms named on the claim: radiculopathy, left lower extremity; radiculopathy, right lower extremity.
5. In-service records of back complaints, or a nexus opinion.
6. Lay statements on functional limits: lifting, sitting, sleeping, the job tasks you have given up.

Read Preparing for a C&P exam for the general approach.

Sources

• 38 CFR § 4.71a, General Rating Formula for Diseases and Injuries of the Spine, DCs 5235 to 5243. The thoracolumbar and cervical tiers, Notes (1) to (6) on separate neurologic ratings, normal and combined range of motion, rounding to 5°, and separate segments, and the incapacitating-episode formula for DC 5243.
• 38 CFR § 4.59, Painful motion. The minimum compensable rating for an actually painful joint, and testing for pain on active and passive motion, weight-bearing and nonweight-bearing.
• 38 CFR § 4.124a, Diagnostic Code 8520. Sciatic nerve paralysis: 10%, 20%, 40%, and 60% for incomplete paralysis, 80% for complete.
• 38 CFR § 4.26, Bilateral factor. Combining the two legs first and adding 10% of that value before combining with the back.
• 85 FR 76453 (Nov. 30, 2020), Schedule for Rating Disabilities: Musculoskeletal System and Muscle Injuries. The final rule, effective February 7, 2021, that limited DC 5243 to disc herniation with nerve root compression or irritation and sent other disc diagnoses to DC 5242.
• VA, Back (Thoracolumbar Spine) Conditions Disability Benefits Questionnaire. What the examiner records: endpoints, pain-limited motion, repetitive-use and flare-up estimates in degrees, and IVDS bed rest episodes.
• Board of Veterans' Appeals, Citation Nr. A24000668 (Jan. 5, 2024). A spine decision applying DeLuca v. Brown, 8 Vet. App. 202 (1995), and Correia v. McDonald, 28 Vet. App. 158 (2016).
• VBA, Annual Benefits Report, Fiscal Year 2025. The most prevalent service-connected disabilities, with nearly 1.8 million lumbosacral or cervical strains ranked fourth.