The present document provides the Implementation Conformance Statement (ICS) pro forma for the conformance test suite for using XML Schema with TTCN-3 as defined in ETSI ES 201 873-1 [i.1] in compliance with the relevant guidance given in the pro forma for TTCN-3 reference test suite ETSI TS 102 995 [4]. In the present document only XML related features@ specified in ETSI ES 201 873-9 [1] have been considered but not the core language features (see ETSI ES 201 873-1 [i.1])@ nor tool implementation (see ETSI ES 201 873-5 [i.2] and ETSI ES 201 873-6 [i.3])@ language mapping (see ETSI ES 201 873-7 [i.4] and ETSI ES 201 873-8 [i.5]) and language extension (see e.g. ETSI ES 202 781 [i.6]@ ETSI ES 202 784 [i.7] and ETSI ES 202 785 [5]) aspects. The supplier of an implementation which is claimed to conform to ETSI ES 201 873-5 [i.2] is required to complete a copy of the ICS pro forma provided in the annex A of the present document.