CAT/C/COL/CO/4 The State party should expedite the adoption of new legislation that includes the principle of non-refoulement. In order to ensure that the guarantee of nonrefoulement is implemented in practice, training on this obligation should be given to immigration officials and the police. 31. The Committee invites the State party to submit the core document in conformity with the requirements for a common core document laid down in the harmonized guidelines on reporting under the international human rights treaty bodies and contained in document HRI/GEN/2/Rev.6, chapter I. 32. The Committee recommends that the State party consider the possibility of making the declarations provided for under articles 21 and 22 of the Convention. 33. The Committee requests that the State party provide information, within one year, on the measures taken in pursuance of the Committee’s recommendations as set forth in paragraphs 12 to 17 above. 34. The Committee recommends that the State party take all appropriate steps to implement these recommendations, including conveying them to the members of the Government and Parliament so that they may be considered and the necessary measures taken. 35. The State party is encouraged to disseminate widely its report submitted to the Committee and the Committee’s concluding observations, through official websites, the media and non-governmental organizations. 36. The Committee requests the State party to include in its next periodic report detailed information on the steps it has taken to comply with the recommendations contained in these concluding observations. 37. The Committee invites the State party to submit its fifth periodic report by 20 November 2013 at the latest. 10 GE.10-42033