You may reference information contained in other readily accessible documents in your OSRP. Examples of documents that you may reference are the National Contingency Plan (NCP), Area Contingency Plan (ACP), BSEE or BOEM environmental documents, and Oil Spill Removal Organization (OSRO) documents that are readily accessible to the Chief, OSPD. You must ensure that the Chief, OSPD, possesses or is provided with copies of all OSRO documents you reference. You should contact the Chief, OSPD, if you want to know whether a reference is acceptable.