ɪɾ ɪz ˈɔfən ɪŋkɚɹˈɛktli ɐsˈuːmd ðætðɪ əfˈɪʃəl klˌæsɪfɪkˈeɪʃən ɹᵻplˈeɪsᵻz ðə dʒˌiːpˌiːˌɛmˈɛs mˈɑːɹkɪŋz ʌv pɹətˈɛkt, ɹᵻstɹˈɪktᵻd ænd kˌɑːnfɪdˈɛnʃəl, haʊˈɛvɚ ðɪs ɪz nˌɑːt ðə kˈeɪs, sˈɪns ðə kɹaɪtˈiəɹɪə ˌɔn wˌɪtʃ dʒˌiːpˌiːˌɛmˈɛs mˈɑːɹkɪŋz wɜːɹ ɐplˈaɪd bˈɛɹ nˈoʊ ɹᵻlˈeɪʃənʃˌɪp tə ðə kɹaɪtˈiəɹɪə jˈuːzd fɔːɹ dʒˌiːˌɛssˌiːpˈiː klˌæsɪfɪkˈeɪʃənz.
It is often incorrectly assumed that the OFFICIAL classification replaces the GPMS markings of PROTECT, RESTRICTED and CONFIDENTIAL, however this is not the case, since the criteria on which GPMS markings were applied bear no relationship to the criteria used for GSCP classifications.