The World Heritage Committee,
1. Having examined Document WHC-11/35.COM/7B,
2. Recalling Decisions 33 COM 7B.89, 33 COM 7B.90 and 34 COM 7B.76, adopted at its 33rd (Seville, 2009) and 34th (Brasilia, 2010) sessions respectively,
3. Acknowledges the information provided by the State Party in addition to the 2010 visual impact study;
4. Notes that the Kometgründe project will, if implemented, be carried out according to the request of the World Heritage Committee made at its 34th session (Brasilia, 2010) and requests the State Party to inform it of any decisions taken in this regard;
5. Also requests the State Party, given the multiplicity of development projects in the properties, their buffer zones and beyond, to invite a joint World Heritage Centre/ICOMOS reactive monitoring mission to the properties to assess:
a) the proposed changes in the design of Vienna Main Station,
b) the potential impact of new developments on the properties,
c) the integrity of views from within key places of the properties;
6. Further requests the State Party, in conformity with Paragraph 172 of the Operational Guidelines, to inform the World Heritage Centre of any additional major urban development projects as well as amendments to current projects that may adversely impact the Outstanding Universal Value of the properties;
7. Urges the State Party to ensure that future impact assessments consider impact on the Outstanding Universal Value and conform with ICOMOS Guidance on Heritage Impact Assessments for World Heritage cultural properties;
8. Requests furthermore the State Party to submit to the World Heritage Centre, by 1 February 2013, an updated report on the state of conservation of the properties and the implementation of the above, for examination by the World Heritage Committee at its 37th session in 2013.