EXHIBIT 8.1
LIST OF SIGNIFICANT SUBSIDIARIES
The table below sets forth our significant subsidiaries as of 31 March 2013, all of which are 100% owned by James Hardie Industries plc, either directly or indirectly.
|   Name of Company  | 
Jurisdiction of Establishment  | |
|   James Hardie 117 Pty Ltd  | 
Australia | |
|   James Hardie Aust Holdings Pty Ltd.  | 
Australia | |
|   James Hardie Austgroup Pty Ltd.  | 
Australia | |
|   James Hardie Australia Management Pty Ltd.  | 
Australia | |
|   James Hardie Australia Pty Ltd  | 
Australia | |
|   James Hardie Building Products Inc  | 
United States | |
|   James Hardie Europe B.V.  | 
Netherlands | |
|   James Hardie Finance Holdings 3 Limited  | 
Bermuda | |
|   James Hardie Holdings Limited  | 
Ireland | |
|   James Hardie International Finance Limited  | 
Ireland | |
|   James Hardie International Group Limited  | 
Ireland | |
|   James Hardie International Holdings Limited  | 
Ireland | |
|   James Hardie New Zealand  | 
New Zealand | |
|   James Hardie NZ Holdings  | 
New Zealand | |
|   James Hardie Philippines Inc  | 
Philippines | |
|   James Hardie Technology Limited  | 
Bermuda | |
|   James Hardie U.S. Investments Sierra LLC  | 
United States | |
|   N.V. Technology Holdings, A Limited Partnership  | 
Australia | |
|   RCI Holdings Pty Ltd  | 
Australia | |