PSC
as defined in Commission Decision (EU, Euratom) 2015/444 of 13 March 2015 on the security…, Article 9, point (3) (Definitions)
a statement by a competent authority of a Member State which is made following completion of a security investigation conducted by the competent authorities of a Member State and which certifies that an individual may, provided his ‘need-to-know’ has been determined and he has been appropriately briefed on his responsibilities, be granted access to EUCI up to a specified level (CONFIDENTIEL UE/EU CONFIDENTIAL or above) until a specified date;