1910.244(a)(2)(vi): Jack Inspection Frequency
Employers must thoroughly inspect each jack at times based on service conditions, and not less often than: once every 6 months for constant or intermittent use at one location, when sent out and when returned for special work out of the shop, and immediately before and after any abnormal load or shock.
Key takeaways
- 1910.244(a)(2)(vi) is part of OSHA's general industry standards (29 CFR Part 1910, Subpart P).
- OSHA cited it 123 times in the last 3 years, in 122 inspections, with $38,553 in current penalties.
- 1 death is linked to inspections that cited this rule.
- Most citations: CT (84), ME (21), MN (10).
- Related part: 1910.244(a) Jacks (476 citations).
- Free 5-minute toolbox talk for your crew below.
In this article
What this rule covers
29 CFR 1910.244(a)(2)(vi) is one requirement inside 1910.244 Other portable tools and equipment, an OSHA general industry standard (Part 1910, Subpart P). The official text below is copied word for word from the Electronic Code of Federal Regulations (eCFR). The numbers, injury cases and training on this page show how OSHA enforces it on real job sites.
Official text
(vi) Each jack shall be thoroughly inspected at times which depend upon the service conditions. Inspections shall be not less frequent than the following: 123 citations
(a) For constant or intermittent use at one locality, once every 6 months,
(b) For jacks sent out of shop for special work, when sent out and when returned,
(c) For a jack subjected to abnormal load or shock, immediately before and immediately thereafter.
Source: eCFR, text current as of 2026-10-15. Read all of 1910.244.
Injuries linked to this rule
1 death is linked to inspections where OSHA cited 1910.244(a)(2)(vi).
At 8:15 p.m. on June 26, 2024, an employee working as a helper mechanic for a tire dealer had gone to a client location. The employee was tasked with changingout 4 tires on a John Deere Tractor at the client's site. While working underneath the…
Where and how often it was cited
| Year | Citations |
|---|---|
| 2023 | 4 |
| 2024 | 50 |
| 2025 | 41 |
| 2026 | 28 |
Top states: CT (84), ME (21), MN (10), TX (2), IA (1)
Largest penalties
| Employer | Location | Penalty for this rule |
|---|---|---|
| KILLINGTON/PICO SKI RESORT PARTNERS, LLC | KILLINGTON, VT | $11,524 |
| KIOTI TRACTORS | MEXIA, TX | $8,511 |
| O & G INDUSTRIES, INC. | TORRINGTON, CT | $6,200 |
| NU?EZ TIRE SERVICES INC | CAGUAS, PR | $3,500 |
| TOWN OF PROSPECT | PROSPECT, CT | $420 |
Free toolbox talk
A 5-minute crew talk on 1910.244(a)(2)(vi), plus alerts when this rule changes. Free.
OSHA interpretation letters
None exist. OSHA has not published a letter of interpretation for 1910.244(a)(2)(vi).
Related parts of this rule
- 1910.244(a) Jacks 476 citations
- 1910.244(a)(1) Loading and marking 307 citations
- 1910.244(a)(1)(ii) 303 citations
- 1910.244(a)(2) Operation and maintenance 169 citations
- 1910.244(a)(2)(iii) 33 citations
- 1910.244(a)(1)(i) 4 citations
- 1910.244(a)(2)(v) 1 citations
- 1910.244(a)(2)(vii)
Get your crew competent
Trainers on Black Belt Safety: Marc Harvey, Dana Reyes
Trainers and suppliers: feature your business on this rule for $25/month.
Frequently asked questions
How often must jacks be inspected?
Based on service conditions, but at least once every 6 months for constant or intermittent use at one locality.
What about jacks sent out of the shop?
They must be inspected when sent out and when returned.
What if a jack takes a shock load?
It must be inspected immediately before and immediately after.
About this page
Sources
- 29 CFR 1910.244 (eCFR), text current as of 2026-10-15
- U.S. Department of Labor enforcement data: OSHA inspections, citations and accident records, copied nightly; data as of 2026-10-20
3-year window. Federal OSHA only; state-plan rules are not counted. Plain-language text is a summary, not legal advice; the official text controls. Black Belt Safety is not part of OSHA or the Department of Labor.