ANNUAL POLICY REPORT 2012 potential. Details on methodology are extensively cited in the relevant Annex. 1.1 Structure of Asylum and Migration Policy5. In the recent history of migration into Greece, institutions involved in respective policy-making and policy implementation experience a constant reshuffling and an inherent restructure process, as national and community policy priorities are being specified, with a particular impact on the extent of their decision-making ambit. These changes may be attributed to the volatility of migratory reality, to the emergence of new institutions as a response to new demands in the context of implementing national, European or international commitments. In this context the main (focal) state and non state institutions and actors involved in migration and asylum policy-making and its realization are6:  Ministry of Foreign Affairs, responsible for short-term residence visas (Schengen) and long-term residence visas (national), as well as the transit visas, the conclusion of relevant international and bilateral agreements/treaties, the informal coordination of ministries involved in the policy against trafficking in human beings.  Ministry of Interior, responsible for the migration policy and the social integration of third country nationals via the Secretariat General for Population and Social Cohesion; for defining the legislative framework and the procedures regarding the issuance of specific categories of residence permits and for granting citizenship. It is also responsible for allocating the funds received from the European Fund for the Integration of Third Country Nationals.  Ministry of Labour, Social Security and Welfare, responsible for determining the maximum number of third country to enter Greece for work purposes annually and for monitoring the implementation of Labor Law (through the Body of Labor Inspectors). By virtue of L. 4052/2012, since 1st July 2012, the Ministry is also responsible, via the transferred Secretariat General for Welfare and the National Center for Social Solidarity (EKKA), for the accommodation of asylum seekers, including centers for the accommodation of unaccompanied minors, and the European Refugee Fund.  Ministry of Health, responsible for medical and nursing healthcare for the underprivileged (feeble) and the non-insured persons, including specific cases of irregular migrants via first level healthcare units.  Ministry of Justice, Transparency and Human Rights responsible for the legislative framework against trafficking in human beings, for the legal persecution of traffickers and smugglers; for legally tackling racist 5 http://emn.intrasoftintl.com/Downloads/prepareShowFiles.do?entryTitle=0.%20Institutional%20Charts%20on%20Asylum %20and%20Migration). 6 Ministries are quoted following the order of Ministries as established by virtue of the Υ4/21.6.2012 Decision of the Prime Minister (GG Β΄2027/2012). 11