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Navigation Rules contains a complete copy of the International Regulations for Preventing Collisions at Sea, 1972 (COLREGS), including amendments and the Inland Navigation Rules, in effect for all inland waters, including the Great Lakes. App is COLREGs most recent version dated - June 28th, 2019.

This app includes an annotated table of contents and a search function to help the reader quickly find the rule and related references. A Favorites page allows quick access to commonly referenced pages. Use the email function to share a page with others.

If you are a boater you need to know this information.

You might also be interested in our other boating apps:

- Boater’s Pocket Reference
- Boating Calcs
- Seamanship
- Ship Captain's Medical Guide

Navigation Rules contains a complete copy of the International Regulations for Preventing Collisions at Sea, 1972 (COLREGS), including amendments and the Inland Navigation Rules, in effect for all inland waters, including the Great Lakes. App is COLREGs most recent version dated - June 28th, 2019.

This app includes an annotated table of contents and a search function to help the reader quickly find the rule and related references. A Favorites page allows quick access to commonly referenced pages. Use the email function to share a page with others.

If you are a boater you need to know this information.

You might also be interested in our other boating apps:

- Boater’s Pocket Reference
- Boating Calcs
- Seamanship
- Ship Captain's Medical Guide

Navigation Rules contains a complete copy of the International Regulations for Preventing Collisions at Sea, 1972 (COLREGS), including amendments and the Inland Navigation Rules, in effect for all inland waters, including the Great Lakes. App is COLREGs most recent version dated - June 28th, 2019.

This app includes an annotated table of contents and a search function to help the reader quickly find the rule and related references. A Favorites page allows quick access to commonly referenced pages. Use the email function to share a page with others.

If you are a boater you need to know this information.

You might also be interested in our other boating apps:

- Boater’s Pocket Reference
- Boating Calcs
- Seamanship
- Ship Captain's Medical Guide

Navigation Rules contains a complete copy of the International Regulations for Preventing Collisions at Sea, 1972 (COLREGS), including amendments and the Inland Navigation Rules, in effect for all inland waters, including the Great Lakes. App is COLREGs most recent version dated - June 28th, 2019.

This app includes an annotated table of contents and a search function to help the reader quickly find the rule and related references. A Favorites page allows quick access to commonly referenced pages. Use the email function to share a page with others.

If you are a boater you need to know this information.

You might also be interested in our other boating apps:

- Boater’s Pocket Reference
- Boating Calcs
- Seamanship
- Ship Captain's Medical Guide

Navigation Rules contains a complete copy of the International Regulations for Preventing Collisions at Sea, 1972 (COLREGS), including amendments and the Inland Navigation Rules, in effect for all inland waters, including the Great Lakes. App is COLREGs most recent version dated - June 28th, 2019.

This app includes an annotated table of contents and a search function to help the reader quickly find the rule and related references. A Favorites page allows quick access to commonly referenced pages. Use the email function to share a page with others.

If you are a boater you need to know this information.

You might also be interested in our other boating apps:

- Boater’s Pocket Reference
- Boating Calcs
- Seamanship
- Ship Captain's Medical Guide

Navigation Rules contains a complete copy of the International Regulations for Preventing Collisions at Sea, 1972 (COLREGS), including amendments and the Inland Navigation Rules, in effect for all inland waters, including the Great Lakes. App is COLREGs most recent version dated - June 28th, 2019.

This app includes an annotated table of contents and a search function to help the reader quickly find the rule and related references. A Favorites page allows quick access to commonly referenced pages. Use the email function to share a page with others.

If you are a boater you need to know this information.

You might also be interested in our other boating apps:

- Boater’s Pocket Reference
- Boating Calcs
- Seamanship
- Ship Captain's Medical Guide

Navigation Rules contains a complete copy of the International Regulations for Preventing Collisions at Sea, 1972 (COLREGS), including amendments and the Inland Navigation Rules, in effect for all inland waters, including the Great Lakes. App is COLREGs most recent version dated - June 28th, 2019.

This app includes an annotated table of contents and a search function to help the reader quickly find the rule and related references. A Favorites page allows quick access to commonly referenced pages. Use the email function to share a page with others.

If you are a boater you need to know this information.

You might also be interested in our other boating apps:

- Boater’s Pocket Reference
- Boating Calcs
- Seamanship
- Ship Captain's Medical Guide

Navigation Rules contains a complete copy of the International Regulations for Preventing Collisions at Sea, 1972 (COLREGS), including amendments and the Inland Navigation Rules, in effect for all inland waters, including the Great Lakes. App is COLREGs most recent version dated - June 28th, 2019.

This app includes an annotated table of contents and a search function to help the reader quickly find the rule and related references. A Favorites page allows quick access to commonly referenced pages. Use the email function to share a page with others.

If you are a boater you need to know this information.

You might also be interested in our other boating apps:

- Boater’s Pocket Reference
- Boating Calcs
- Seamanship
- Ship Captain's Medical Guide