• Seems to be called Número de Identificação Fiscal (NIF)
• https://caboverde.eregulations.org/show-step.asp?l=pt&mid=5&rid=2&sno=7
• Description of the structure: https://portondinosilhas.gov.cv/images/igrp-portal/img/documentos/EA834694B09A15FAE044002128A60A02.pdf (attached here just in case)

  O NIF das pessoas singulares residentes é composto por nove dígitos, sendo primero o número 1, seguidos de seis que inclui o número de Bilhete de Identidad, e os dois últimos de controlo.

  O NIF das pessoas singulares não residentes é composto por nove dígitos, sendo primero o número 1, seguidos de seis atribuídos sequencialmente pelo sistema, e os dois últimos de controlo.

  O NIF das pessoas colectivas é composto por nove digitos, começando as Empresas pelo número 2, as Entidades nacionais pelo número 3, as Entidades internacionais pelo número 4 e Outras entidades pelo número 5, seguidos de mais seis atribuídos sequencialmente pelo sistema, acrescidos de mais dois últimos de controlo.

• https://www.mf.gov.cv/documents/54571/273413/adenda_esclarecimentos_pdfs.pdf

  Neste quadro, o contribuinte deve indicar obrigatoriamente o seu NIF (número de
  identificação fiscal) exatamente como foi registado perante a administração fiscal. É aplicada
  uma validação básica sobre o conteúdo do campo. É validado se o conteúdo tem
  exatamente 9 dígitos e se o primeiro dígito está ente 1 e 5, inclusivos.

• https://www.mf.gov.cv/web/dnre/solicitar-nif

Search online:

• https://portondinosilhas.gov.cv/portonprd/porton.portoncv_v3?p=ACBEABACBEC4CFACC6C8B4C4C4
• https://ilhas.cv/news/?nif

Examples:

• 200129775 from https://binanet.bi.cv/upl/%7B7d77940d-67c9-40ea-af0a-4e85f59cd35f%7D.pdf
• 565191500 from http://www.condominioatlantico2.org.cv/uploads/convocatoria%2016-11.pdf
• 254746420 from https://www.bancobai.cv/content/files/estatuto_actualizado_baicv_1_430_795_000_assinado.pdf
  • Also from https://www.bancobai.cv/content/files/descoberto_bancrio_institucionais_maro2019.pdf
  • Also from https://www.bcv.cv/pt/Supervisao/Mercado%20de%20Capitais/Sistema/Emitentes/Informa%C3%A7%C3%A3o%20Privilegiada/Documents/Comunicado%20BAICV%20AG%20adiada_29.04.2015.pdf
• 200146009 from https://www.ifh.cv/?cat=107
• 353035572 from https://ficase.cv/doc/documento_1631268141.pdf
  • Also from https://ficase.cv/doc/documento_1605114634.pdf
  • Also from https://ficase.cv/?page=projeto&programa=transporte_escolar
• 352538600 from https://www.iue.edu.cv/contatos
• 350067813 from https://unicv.edu.cv/pt/courses/form-information
• 252214420 from https://www.arme.cv/index.php?option=com_jdownloads&task=download.send&id=592&catid=66&m=0
• 275851400 from http://www.solarimpact.cv/
• 115203109 from https://www.eptartes.escoladigital.edu.cv/forms/print_recibo.php?aluno=
• 350212929 from https://cmportonovo.cv/wp-content/uploads/2021/07/Plano-de-contigencia-Jardins-de-infancia.pdf
• https://covid19.cv/wp-content/uploads/2020/04/BO-28-DES-05-2020.pdf

  280150407
  157396274
  168920301
  100229964
  113553366
  152867899
  152611010
  281142602
  279721706
  171655206
  213942704
  170168506
  152967761

• 200 144 731 from https://www.empregos.cv/files/download-curriculum?id=5229
• 366911198 from https://www.fpef.cv/wp-content/uploads/2021/11/Resultados-Medida-II_-NA%CC%83O-SELECIONADOS-FUNDO-PERDIDO-2o-concurso-2021-1.pdf
• 268 445 206 from https://www.asemana.publ.cv/?Abandono-de-Trabalho-por-Judite-Gomes-Sousa&ak=1
• 279859805 from https://www.cvinterilhas.cv/css/pdf/tariff_contentores.pdf
• 200252208 from https://correios.cv/static/managed/Relatorio_e_Contas_2013.pdf
• http://www.ofcv.cv/images/Documentos-PDFs/Concursos/BO_20-08-2019_116.pdf

  572484305
  138321582
  134913701
  117274208
  134741706
  143622706
  570648700
  120532603
  134642805
  136657400
  104633727
  106885014
  140548254
  130983659
  129055000
  130733628
  129968234
  136709206
  130815519
  155189220
  134143728
  252269080

• https://www.governo.cv/documentos/bo-no63-ii-serie-conselho-de-ministros-resolucao-no20-2022-exonerando-os-membros-da-equipa-reitoral-da-universidade-tecnica-do-atlantico-uta/

  289478790
  255965001
  557577748
  102713251
  110649273
  131997149
  119178575
  134663802
  117075779
  117269549
  129042609
  112961789
  127606092
  104013699
  103435980
  130631205
  142227307
  130946907
  140091408
  117469041
  116135484
  138629609
  140229809
  564660132
  265002605

• 351759581 from http://municipiodomaio.cv/wp-content/uploads/2019/04/Relat%C3%B3rio-de-Atividades-2017.pdf
• 553331680 from https://www.cruzvermelha.org.cv/images/Programa_mandato_2022_2026.pdf
• 350067813 from https://sct.me.gov.cv/file/documentacao/Mobilidade-academica-final.pdf
• 264 461 037 from https://www.consultores.cv/nova-consulting/
• 200147838 from https://rtc.cv/termos
• 350767556 from http://www.portaldoconhecimento.gov.cv/bitstream/10961/1982/2/relatorioconsultapublica3G.pdf
  • Also from https://www.arme.cv/index.php?option=com_jdownloads&task=download.send&id=367&catid=138&m=0&Itemid=741
  • Also from http://www.portaldoconhecimento.gov.cv/bitstream/10961/1981/2/relatorioportabilidade.pdf
• 200166972 from https://www.asa.cv/wp-content/uploads/2018/08/termos-de-refer%C3%AAncia.pdf
• 252214420 from https://www.uniteltmais.cv/index.php/campanhas-p/2-paginas-site/296-casa-tv-condicoes
• http://www.rni.cv/wp-content/uploads/2019/05/BO-n%C2%BA-57-II-S%C3%A9rie-17-04-2019.pdf

  172568900
  171673204
  106340298
  100532209
  121186482
  116309490
  265374278

• 252293118 from http://www.moodle.iscjs.edu.cv/admin/tool/dataprivacy/summary.php
• 200110322 from http://www.platongs.org.cv/wp-content/uploads/2021/08/PREMIOGARANTIACOMUNIDADEREGULAMENTO.pdf
  • Also from https://www.garantia.cv/index.php/condicoes-gerais-de-utilizacao-da-pagina
  • Also from http://www.bca.cv/upl/%7B0524d03c-b144-452f-9ce6-d4ca403baa0b%7D.pdf
• 250 369 630 from http://aguaspontapreta.cv/wp-content/uploads/2015/05/6ef63eaaf4192600b8e7d45a2dde5350.pdf
• 562770755 from https://uni-mindelo.edu.cv/pt/images/DESPACHO%20N%C2%BA%203.pdf
• https://www.camara.cv/os-mais-recentes-membros-da-ccb/

  250260223
  200489631
  228360803
  239230604
  106008170
  268788200
  268141606
  238700607

• 200216589 from https://www.bcn.cv/pdf/formularios/FORMBCN_11_2009_ADESAO_BCNONLINE.pdf
  • https://bcn.cv/pt_PT/wp-content/uploads/2020/05/Ficha-de-Produtos_Linha_de_Credito_ecossistema.pdf
• 252293118 from http://www.iscjs.edu.cv/index.php/pt/homepage/noticias/426-iscjs-promove-conferencia-sobre-a-prevencao-criminal-e-o-controlo-da-actividade-policial
• 255292775 from http://www.portaldoconhecimento.gov.cv/bitstream/10961/4091/1/mport%C3%A2ncia%20e%20contributos%20do%20controlo%20interno%20na%20gest%C3%A3o%20das%20pequenas%20e%20m%C3%A9dias.pdf
• 288871197 from https://www.bca.cv/upl/%7Bbdc9b016-6c8b-48f4-bac7-0eaa85aaa7b5%7D.pdf
• 232863105 from https://www.prosucesso.cv/formacao/tecnicas-de-procura-de-emprego-e-elaboracao-de-curriculum-vitae
• 253978343 from https://www.asemana.publ.cv/?Anuncio-Abandono-de-Trabalho&ak=1
• 261 862 502 from http://emobel.cv/wp/?page_id=44
• 200151606 from http://www.bca.cv/Conteudos/Artigos/detalhe.aspx?idc=17&idi=3388&idl=1
• 351977570 from https://www.camara.cv/quem-somos-2-2/
• 200131735 from https://www.bcv.cv/SiteCollectionDocuments/Mercado%20de%20Capitais/Sistema%20de%20Difusao%20de%20Informacao/CECVanu.pdf
• 200503308 from https://observatoriotabaco.cv/download/48/protecao-da-politica-publica/520/sociedade-caboverdiana-de-tabacos-s-a-relatorio-e-contas-2011.pdf
• 252293118 from http://www.iscjs.edu.cv/index.php/pt/noticias?start=12
• 351759581 from http://municipiodomaio.cv/wp-content/uploads/2019/04/Plano-de-Atividades-2018.pdf
• http://www.rni.cv/wp-content/uploads/2019/05/BO-n%C2%BA-53-II-S%C3%A9rie-10-04-2019.pdf

  152967761
  165831677
  162052863
  169633209
  121034208
  168091704
  129460958
  152568557
  139630406
  116749466
  140523774
  101847670
  113680040

• 200252208 from https://www.arme.cv/index.php?option=com_jdownloads&task=download.send&id=95&catid=68&m=0&Itemid=800
• 200129775 from https://cms.bi.cv/assets/64fbd0ec-c644-490f-8821-37aac22dd4d4
• 357083792 from https://aac.cv/documento/opendoc/1662124740_en.pdf
• https://www.anacao.cv/wp-content/uploads/2020/09/681-17092020-CLASSIFICADOS_LD.pdf

  200127055
  200 131 249
  105057177
  144427109
  353331112
  153243708

• https://igj.cv/wp-content/uploads/2019/11/Relatorio-de-Avaliacao-dePropostas.pdf

  253168694
  425555
  262693330
  200 100 106
  264836880
  264941322
  264950070

• 253168694 from http://pj.gov.cv/wp-content/uploads/2018/05/Estatuto-Disciplinar-da-Policia-Judici%C3%83%C6%92%C3%82%C2%A1ria.pdf.pdf
• 200 133 373 from http://auditec.cv/en/
• 200122177 from https://www.vinti4.cv/docs/CONTRATOPAGAMENTODESERVICO2017%20(2)[6491].pdf
• 252300343 from https://static.expressodasilhas.cv/media/pub/1610648844974.pdf
• 200252208 from https://correios.cv/static/managed/2022/09/01/MINUTA_DE_CONTRATO_-_CANTINA_CCV.pdf
• http://stif.cv/wp-content/uploads/2021/01/Convenio_Sharida.pdf

  552565202
  255980159

• 510489192 from https://www.competircv.cv/politica-de-privacidade/
• 572 939 108 from https://www.empregos.cv/empregoscv/e1455
• https://www.anacao.cv/wp-content/uploads/2022/01/Classificados-752.pdf

  266940773
  256025860
  160882478
  160857368
  353331112

• 555065502 from http://www.opacc.cv/documentos/Protocolo%20Primavera.pdf
• 270149503 from https://www.nosi.cv/documents/20121/367849/Relat%C3%B3rio%20e%20Contas%20NOSi-2018.pdf/8041b182-7d1c-31a0-33d6-21e5bbc9cc0b
• https://sniac.cv/wp-content/uploads/2018/03/Nomea%C3%A7%C3%A3o-da-Equipa-de-Implementa%C3%A7%C3%A3o-do-SNIAC.pdf

  171003705
  112141552
  572953208
  273068504
  172874602
  167997807
  171973801
  171908406
  254598641

• http://www.rni.cv/wp-content/uploads/2019/04/BO-n%C2%BA-24-II-S%C3%A9rie-19-02-2019.pdf

  218800509
  112884857
  254746420
  253.656.575

• 262958228 from https://covid19.cv/wp-content/uploads/2021/02/bo_18-02-2021_19-ok.pdf
• 270275606 from https://lec.cv/lecepe/wp-content/uploads/2020/07/Relat%C3%B3rio-e-Contas-LEC.pdf
• 253978343 from https://www.anacao.cv/wp-content/uploads/2022/12/AEB-1-pg-SITE.pdf
• 200166972 from https://static.expressodasilhas.cv/media/pub/1562841816303.pdf
• 554 710 803 from https://adeco.cv/wp-content/uploads/2020/10/ADECO_Consulta-publica-Tarifa-agua.pdf
• 568016408 from https://covid19.cv/wp-content/uploads/2020/10/bo_01-10-2020_114.pdf
• http://www.rni.cv/wp-content/uploads/2019/04/BO-n%C2%BA-19-II-S%C3%A9rie-08-02-2019.pdf

  171154606
  105454095
  551405562
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  578115107
  133847837
  117288500
  121284573
  100921884
  100659896
  107056607
  100779603
  101179383
  112840809

• http://ofcv.cv/images/Documentos-PDFs/Legislacao/Deliberacao_02-2015-CA_BO-n_64.pdf

  15701245
  15701246
  10179455
  10182465
  10732991
  10776081
  10181110
  10844351
  10813090
  50346042

• 276283309 from https://kumprali.cv/?page_id=2183
• 275702600 from https://genius.cv/dessalinizacao-solar/
• 276963105 from https://www.vienaimobiliaria.cv/empresa
• 200166972 from https://www.asa.cv/wp-content/uploads/2018/12/AN%C3%9ANCIO.pdf
• https://www.mf.gov.cv/documents/54571/273413/N%C3%BAmero%20de%20Identifica%C3%A7%C3%A3o%20Fiscal%20das%20Alf%C3%A2ndegas%20de%20Cabo%20Verde.pdf

  352485647
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  363293558
  352596988
  365672130

• 272198501 from https://nosiapps.gov.cv/redglobal/casacidadao.igrprni_imagem_int.ver_estatuto_bo?p_empresa_id=58429