# § 1523. Combination of ratings
**(a)** The Secretary shall provide that, for the purpose of determining whether or not a veteran is permanently and totally disabled, ratings for service-connected disabilities may be combined with ratings for non-service-connected disabilities.
**(b)** Where a veteran, by virtue of subsection (a), is found to be entitled to a pension under section 1521 of this title, and is entitled to compensation for a service-connected disability, the Secretary shall pay such veteran the greater benefit.
---
**Source Credit**: (Pub. L. 85–857, Sept. 2, 1958, 72 Stat. 1136, § 523; Pub. L. 94–169, title I, § 106(19), Dec. 23, 1975, 89 Stat. 1018; renumbered § 1523 and amended Pub. L. 102–83, §§ 4(b)(1), (2)(E), 5(a), (c)(1), Aug. 6, 1991, 105 Stat. 404–406.)
## Editorial Notes
### Amendments
1991—, renumbered as this section.
Subsec. (a). , (2)(E), substituted “Secretary” for “Administrator”.
Subsec. (b). , substituted “1521” for “521”.
, (2)(E), substituted “Secretary” for “Administrator”.
1975—Subsec. (b). substituted “such veteran” for “him”.
## Statutory Notes and Related Subsidiaries
### Effective Date of 1975 Amendment
, , , provided that the amendment made by that section is effective .