United Nations Security Council resolution 1455, adopted unanimously on 17 January 2003, after recalling resolutions 1267 (1999), 1333 (2000), 1363 (2001), 1373 (2001), 1390 (2001) and 1452 (2002) concerning Al-Qaeda, the Taliban and terrorism, the council improved the implementation of measures against the groups.

The measures included a freezing of funds and financial resources, an arms embargo and travel ban.

[3] The need for an improved exchange of information between Committees established in resolutions 1268 and 1373 was stressed.

[4] All states were called upon to report within 90 days on steps they had taken to implement the sanctions against the Taliban, Al-Qaeda and Osama bin Laden, including related investigations and enforcement, unless such investigations would be compromised.

The Secretary-General also had to ensure that the Committee and Monitoring Group of experts had sufficient access to resources and expertise, and to provide reports and oral assessments to the council on their findings, with a focus on better co-ordination.