# RIN Locator

> Locates approved cylinder requalifiers with contact and testing information. (iPhone/iPad app by Pipeline and Hazardous Materials Safety Administration.)

- Source: https://appshunter.io/ios/app/rin-locator/id954888821 (this page in markdown: same URL + `.md`)
- Developer: [Pipeline and Hazardous Materials Safety Administration](https://appshunter.io/developer/954888820)
- Category: Navigation
- Price: Free
- Rating: 4.10/5 from 8 App Store ratings
- Age rating: 4+
- Requires: iOS 15.6 · 29 MB
- Languages: American English
- Released: 2015-01-21
- Data updated: 2026-09-04
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/rin-locator/id954888821/reviews.md

## What is RIN Locator?

The RIN Locator allows you to search for an approved cylinder requalifier.  By entering a city/state or zip code, this tool will provide a list of approved cylinder requalifiers including address, contact information, and the authorized testing methods and cylinder specifications for the approved entity. The web-based version may be accessed at https://portal.phmsa.dot.gov/rinlocator
 
A person must meet the requirements of 49 CFR Sections 107.805, 180.211, and 180.212 to be approved to inspect, test, certify, repair, or rebuild a cylinder in accordance with a DOT specification or a UN pressure receptacle under subpart C of part 178 or subpart C of part 180, or under the terms of a special permit issued under this part.

## Key features

- Search by city, state, or zip code
- View requalifier addresses
- Access contact information
- See authorized testing methods
- Check cylinder specifications


## Frequently asked questions about RIN Locator

### How do I find a cylinder requalifier using RIN Locator?

You can find a cylinder requalifier by entering a city/state or zip code into the RIN Locator. The app will then provide a list of approved requalifiers in that area.

### What information does RIN Locator provide about requalifiers?

RIN Locator provides the address, contact information, and the authorized testing methods and cylinder specifications for each approved requalifier.

### Is RIN Locator available on Android devices?

Based on the provided data, RIN Locator is available for iPhone, iPad, and iPod. Platform compatibility for Android is not specified.

### How often is RIN Locator updated?

The latest version of RIN Locator is 2.2.0, last updated on May 7, 2026. This indicates a recent update, suggesting the app is actively maintained.

### What is the age rating for RIN Locator?

RIN Locator has an age rating of 4+, making it suitable for a wide range of users.

### Does RIN Locator have ads?

No, RIN Locator does not contain advertisements. The app is free to use and does not display ads.

### Where can I find the web version of RIN Locator?

The web-based version of RIN Locator can be accessed at https://portal.phmsa.dot.gov/rinlocator. This provides an alternative access point for users.

### What are the requirements to be an approved cylinder requalifier?

To be approved, a person must meet the requirements of 49 CFR Sections 107.805, 180.211, and 180.212 for inspecting, testing, certifying, repairing, or rebuilding cylinders.

## Version history (last 5 releases)

### 2.2.3 — 2026-08-26

Minor Bug Fixes

### 2.2.0 — 2026-05-07

Minor Bug Fixes

### 2.0.0 — 2023-06-26

Complete app Rewrite

### 1.2.7 — 2022-01-06

Updated privacy policy

### 1.2.1 — 2020-06-23

Bug fix for RIN number search

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## More apps by Pipeline and Hazardous Materials Safety Administration

- [Pipeline Info Mgmt Mapping](https://appshunter.io/ios/app/pipeline-info-mgmt-mapping/id1191673181)
- [oCFR](https://appshunter.io/ios/app/ocfr/id1228220888)
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All apps by Pipeline and Hazardous Materials Safety Administration: https://appshunter.io/developer/954888820

## Related topics

[cylindex](https://appshunter.io/ios/topics/cylindex) · [phmsa](https://appshunter.io/ios/topics/phmsa)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-09-04.*