diff --git a/app/models/types_de_champ/address_type_de_champ.rb b/app/models/types_de_champ/address_type_de_champ.rb
index 710ca5f96..82203d035 100644
--- a/app/models/types_de_champ/address_type_de_champ.rb
+++ b/app/models/types_de_champ/address_type_de_champ.rb
@@ -4,6 +4,38 @@ class TypesDeChamp::AddressTypeDeChamp < TypesDeChamp::TextTypeDeChamp
     [[path[:libelle], path[:path]]]
   end
 
+  class << self
+    def champ_value(champ)
+      champ.address_label.presence || ''
+    end
+
+    def champ_value_for_api(champ, version = 2)
+      champ_value(champ)
+    end
+
+    def champ_value_for_tag(champ, path = :value)
+      case path
+      when :value
+        champ_value(champ)
+      when :departement
+        champ.departement_code_and_name || ''
+      when :commune
+        champ.commune_name || ''
+      end
+    end
+
+    def champ_value_for_export(champ, path = :value)
+      case path
+      when :value
+        champ_value(champ)
+      when :departement
+        champ.departement_code_and_name
+      when :commune
+        champ.commune_name
+      end
+    end
+  end
+
   private
 
   def paths
diff --git a/app/models/types_de_champ/carte_type_de_champ.rb b/app/models/types_de_champ/carte_type_de_champ.rb
index 054914bcf..d1ca43d49 100644
--- a/app/models/types_de_champ/carte_type_de_champ.rb
+++ b/app/models/types_de_champ/carte_type_de_champ.rb
@@ -17,4 +17,14 @@ class TypesDeChamp::CarteTypeDeChamp < TypesDeChamp::TypeDeChampBase
   end
 
   def tags_for_template = [].freeze
+
+  class << self
+    def champ_value_for_api(champ, version = 2)
+      nil
+    end
+
+    def champ_value_for_export(champ, path = :value)
+      champ.geo_areas.map(&:label).join("\n")
+    end
+  end
 end
diff --git a/app/models/types_de_champ/checkbox_type_de_champ.rb b/app/models/types_de_champ/checkbox_type_de_champ.rb
index aa60db19d..e0bdd0701 100644
--- a/app/models/types_de_champ/checkbox_type_de_champ.rb
+++ b/app/models/types_de_champ/checkbox_type_de_champ.rb
@@ -8,4 +8,44 @@ class TypesDeChamp::CheckboxTypeDeChamp < TypesDeChamp::TypeDeChampBase
       filter_value
     end
   end
+
+  class << self
+    def champ_value(champ)
+      champ.true? ? 'Oui' : 'Non'
+    end
+
+    def champ_value_for_tag(champ, path = :value)
+      champ_value(champ)
+    end
+
+    def champ_value_for_export(champ, path = :value)
+      champ.true? ? 'on' : 'off'
+    end
+
+    def champ_value_for_api(champ, version = 2)
+      case version
+      when 2
+        champ.true? ? 'true' : 'false'
+      else
+        super
+      end
+    end
+
+    def champ_default_value
+      'Non'
+    end
+
+    def champ_default_export_value(path = :value)
+      'off'
+    end
+
+    def champ_default_api_value(version = 2)
+      case version
+      when 2
+        'false'
+      else
+        nil
+      end
+    end
+  end
 end
diff --git a/app/models/types_de_champ/cojo_type_de_champ.rb b/app/models/types_de_champ/cojo_type_de_champ.rb
index 2747a34c7..eb6c07787 100644
--- a/app/models/types_de_champ/cojo_type_de_champ.rb
+++ b/app/models/types_de_champ/cojo_type_de_champ.rb
@@ -1,2 +1,7 @@
 class TypesDeChamp::COJOTypeDeChamp < TypesDeChamp::TextTypeDeChamp
+  class << self
+    def champ_value(champ)
+      "#{champ.accreditation_number} – #{champ.accreditation_birthdate}"
+    end
+  end
 end
diff --git a/app/models/types_de_champ/commune_type_de_champ.rb b/app/models/types_de_champ/commune_type_de_champ.rb
index 69be05959..da7e53e65 100644
--- a/app/models/types_de_champ/commune_type_de_champ.rb
+++ b/app/models/types_de_champ/commune_type_de_champ.rb
@@ -1,4 +1,32 @@
 class TypesDeChamp::CommuneTypeDeChamp < TypesDeChamp::TypeDeChampBase
+  class << self
+    def champ_value_for_export(champ, path = :value)
+      case path
+      when :value
+        champ_value(champ)
+      when :departement
+        champ.departement_code_and_name || ''
+      when :code
+        champ.code || ''
+      end
+    end
+
+    def champ_value_for_tag(champ, path = :value)
+      case path
+      when :value
+        champ_value(champ)
+      when :departement
+        champ.departement_code_and_name || ''
+      when :code
+        champ.code || ''
+      end
+    end
+
+    def champ_value(champ)
+      champ.code_postal? ? "#{champ.name} (#{champ.code_postal})" : champ.name
+    end
+  end
+
   private
 
   def paths
diff --git a/app/models/types_de_champ/date_type_de_champ.rb b/app/models/types_de_champ/date_type_de_champ.rb
index 65b0d5fc7..890cba7c2 100644
--- a/app/models/types_de_champ/date_type_de_champ.rb
+++ b/app/models/types_de_champ/date_type_de_champ.rb
@@ -1,2 +1,9 @@
 class TypesDeChamp::DateTypeDeChamp < TypesDeChamp::TypeDeChampBase
+  class << self
+    def champ_value(champ)
+      I18n.l(Time.zone.parse(champ.value), format: '%d %B %Y')
+    rescue ArgumentError
+      champ.value.presence || "" # old dossiers can have not parseable dates
+    end
+  end
 end
diff --git a/app/models/types_de_champ/datetime_type_de_champ.rb b/app/models/types_de_champ/datetime_type_de_champ.rb
index 2ccfec18f..6ed9ff56c 100644
--- a/app/models/types_de_champ/datetime_type_de_champ.rb
+++ b/app/models/types_de_champ/datetime_type_de_champ.rb
@@ -1,2 +1,7 @@
 class TypesDeChamp::DatetimeTypeDeChamp < TypesDeChamp::TypeDeChampBase
+  class << self
+    def champ_value(champ)
+      I18n.l(Time.zone.parse(champ.value))
+    end
+  end
 end
diff --git a/app/models/types_de_champ/decimal_number_type_de_champ.rb b/app/models/types_de_champ/decimal_number_type_de_champ.rb
index 9a1363317..9455283f5 100644
--- a/app/models/types_de_champ/decimal_number_type_de_champ.rb
+++ b/app/models/types_de_champ/decimal_number_type_de_champ.rb
@@ -1,2 +1,26 @@
 class TypesDeChamp::DecimalNumberTypeDeChamp < TypesDeChamp::TypeDeChampBase
+  class << self
+    def champ_value_for_export(champ, path = :value)
+      champ_formatted_value(champ)
+    end
+
+    def champ_value_for_api(champ, version = 2)
+      case version
+      when 1
+        champ_formatted_value(champ)
+      else
+        super
+      end
+    end
+
+    def champ_default_export_value(path = :value)
+      0
+    end
+
+    private
+
+    def champ_formatted_value(champ)
+      champ.valid_value&.to_f
+    end
+  end
 end
diff --git a/app/models/types_de_champ/departement_type_de_champ.rb b/app/models/types_de_champ/departement_type_de_champ.rb
index 334286f78..24ab7c490 100644
--- a/app/models/types_de_champ/departement_type_de_champ.rb
+++ b/app/models/types_de_champ/departement_type_de_champ.rb
@@ -3,6 +3,39 @@ class TypesDeChamp::DepartementTypeDeChamp < TypesDeChamp::TextTypeDeChamp
     APIGeoService.departement_name(filter_value).presence || filter_value
   end
 
+  class << self
+    def champ_value(champ)
+      "#{champ.code} – #{champ.name}"
+    end
+
+    def champ_value_for_export(champ, path = :value)
+      case path
+      when :code
+        champ.code
+      when :value
+        champ.name
+      end
+    end
+
+    def champ_value_for_tag(path = :value)
+      case path
+      when :code
+        champ.code
+      when :value
+        champ_value(champ)
+      end
+    end
+
+    def champ_value_for_api(champ, version = 2)
+      case version
+      when 2
+        champ_value(champ).tr('–', '-')
+      else
+        champ_value(champ)
+      end
+    end
+  end
+
   private
 
   def paths
diff --git a/app/models/types_de_champ/epci_type_de_champ.rb b/app/models/types_de_champ/epci_type_de_champ.rb
index 1ef14d66e..ab7b8c0ba 100644
--- a/app/models/types_de_champ/epci_type_de_champ.rb
+++ b/app/models/types_de_champ/epci_type_de_champ.rb
@@ -1,4 +1,28 @@
 class TypesDeChamp::EpciTypeDeChamp < TypesDeChamp::TextTypeDeChamp
+  class << self
+    def champ_value_for_export(champ, path = :value)
+      case path
+      when :value
+        champ_value(champ)
+      when :code
+        champ.code
+      when :departement
+        champ.departement_code_and_name
+      end
+    end
+
+    def champ_value_for_tag(champ, path = :value)
+      case path
+      when :value
+        champ_value(champ)
+      when :code
+        champ.code
+      when :departement
+        champ.departement_code_and_name
+      end
+    end
+  end
+
   private
 
   def paths
diff --git a/app/models/types_de_champ/integer_number_type_de_champ.rb b/app/models/types_de_champ/integer_number_type_de_champ.rb
index 0eda2c3d5..7c2d3ef58 100644
--- a/app/models/types_de_champ/integer_number_type_de_champ.rb
+++ b/app/models/types_de_champ/integer_number_type_de_champ.rb
@@ -1,2 +1,26 @@
 class TypesDeChamp::IntegerNumberTypeDeChamp < TypesDeChamp::TypeDeChampBase
+  class << self
+    def champ_value_for_export(champ, path = :value)
+      champ_formatted_value(champ)
+    end
+
+    def champ_value_for_api(champ, version = 2)
+      case version
+      when 1
+        champ_formatted_value(champ)
+      else
+        super
+      end
+    end
+
+    def champ_default_export_value(path = :value)
+      0
+    end
+
+    private
+
+    def champ_formatted_value(champ)
+      champ.valid_value&.to_i
+    end
+  end
 end
diff --git a/app/models/types_de_champ/linked_drop_down_list_type_de_champ.rb b/app/models/types_de_champ/linked_drop_down_list_type_de_champ.rb
index e5b0b56a3..7fb51647e 100644
--- a/app/models/types_de_champ/linked_drop_down_list_type_de_champ.rb
+++ b/app/models/types_de_champ/linked_drop_down_list_type_de_champ.rb
@@ -30,6 +30,43 @@ class TypesDeChamp::LinkedDropDownListTypeDeChamp < TypesDeChamp::TypeDeChampBas
     secondary_options
   end
 
+  class << self
+    def champ_value(champ)
+      [champ.primary_value, champ.secondary_value].filter(&:present?).join(' / ')
+    end
+
+    def champ_value_for_tag(champ, path = :value)
+      case path
+      when :primary
+        champ.primary_value
+      when :secondary
+        champ.secondary_value
+      when :value
+        champ_value(champ)
+      end
+    end
+
+    def champ_value_for_export(champ, path = :value)
+      case path
+      when :primary
+        champ.primary_value
+      when :secondary
+        champ.secondary_value
+      when :value
+        "#{champ.primary_value || ''};#{champ.secondary_value || ''}"
+      end
+    end
+
+    def champ_value_for_api(champ, version = 2)
+      case version
+      when 1
+        { primary: champ.primary_value, secondary: champ.secondary_value }
+      else
+        super
+      end
+    end
+  end
+
   private
 
   def paths
diff --git a/app/models/types_de_champ/multiple_drop_down_list_type_de_champ.rb b/app/models/types_de_champ/multiple_drop_down_list_type_de_champ.rb
index f5028c302..4056bb81a 100644
--- a/app/models/types_de_champ/multiple_drop_down_list_type_de_champ.rb
+++ b/app/models/types_de_champ/multiple_drop_down_list_type_de_champ.rb
@@ -1,2 +1,15 @@
 class TypesDeChamp::MultipleDropDownListTypeDeChamp < TypesDeChamp::TypeDeChampBase
+  class << self
+    def champ_value(champ)
+      champ.selected_options.join(', ')
+    end
+
+    def champ_value_for_tag(champ, path = :value)
+      champ.selected_options.join(', ')
+    end
+
+    def champ_value_for_export(champ, path = :value)
+      champ.selected_options.join(', ')
+    end
+  end
 end
diff --git a/app/models/types_de_champ/pays_type_de_champ.rb b/app/models/types_de_champ/pays_type_de_champ.rb
index 43a041e76..5d35ba049 100644
--- a/app/models/types_de_champ/pays_type_de_champ.rb
+++ b/app/models/types_de_champ/pays_type_de_champ.rb
@@ -1,4 +1,28 @@
 class TypesDeChamp::PaysTypeDeChamp < TypesDeChamp::TextTypeDeChamp
+  class << self
+    def champ_value(champ)
+      champ.name
+    end
+
+    def champ_value_for_export(champ, path = :value)
+      case path
+      when :value
+        champ_value(champ)
+      when :code
+        champ.code
+      end
+    end
+
+    def champ_value_for_tag(champ, path = :value)
+      case path
+      when :value
+        champ_value(champ)
+      when :code
+        champ.code
+      end
+    end
+  end
+
   private
 
   def paths
diff --git a/app/models/types_de_champ/phone_type_de_champ.rb b/app/models/types_de_champ/phone_type_de_champ.rb
index 6cd42ac46..c78047239 100644
--- a/app/models/types_de_champ/phone_type_de_champ.rb
+++ b/app/models/types_de_champ/phone_type_de_champ.rb
@@ -1,2 +1,34 @@
 class TypesDeChamp::PhoneTypeDeChamp < TypesDeChamp::TextTypeDeChamp
+  # We want to allow:
+  # * international (e164) phone numbers
+  # * “french format” (ten digits with a leading 0)
+  # * DROM numbers
+  #
+  # However, we need to special-case some ten-digit numbers,
+  # because the ARCEP assigns some blocks of "O6 XX XX XX XX" numbers to DROM operators.
+  # Guadeloupe          | GP | +590 | 0690XXXXXX, 0691XXXXXX
+  # Guyane              | GF | +594 | 0694XXXXXX
+  # Martinique          | MQ | +596 | 0696XXXXXX, 0697XXXXXX
+  # Réunion             | RE | +262 | 0692XXXXXX, 0693XXXXXX
+  # Mayotte             | YT | +262 | 0692XXXXXX, 0693XXXXXX
+  # Nouvelle-Calédonie  | NC | +687 |
+  # Polynésie française | PF | +689 | 40XXXXXX, 45XXXXXX, 87XXXXXX, 88XXXXXX, 89XXXXXX
+  #
+  # Cf: Plan national de numérotation téléphonique,
+  # https://www.arcep.fr/uploads/tx_gsavis/05-1085.pdf  “Numéros mobiles à 10 chiffres”, page 6
+  #
+  # See issue #6996.
+  DEFAULT_COUNTRY_CODES = [:FR, :GP, :GF, :MQ, :RE, :YT, :NC, :PF].freeze
+
+  class << self
+    def champ_value(champ)
+      if Phonelib.valid_for_countries?(champ.value, DEFAULT_COUNTRY_CODES)
+        Phonelib.parse_for_countries(champ.value, DEFAULT_COUNTRY_CODES).full_national
+      else
+        # When he phone number is possible for the default countries, but not strictly valid,
+        # `full_national` could mess up the formatting. In this case just return the original.
+        champ.value
+      end
+    end
+  end
 end
diff --git a/app/models/types_de_champ/piece_justificative_type_de_champ.rb b/app/models/types_de_champ/piece_justificative_type_de_champ.rb
index b10a261b7..69d482b7d 100644
--- a/app/models/types_de_champ/piece_justificative_type_de_champ.rb
+++ b/app/models/types_de_champ/piece_justificative_type_de_champ.rb
@@ -4,4 +4,22 @@ class TypesDeChamp::PieceJustificativeTypeDeChamp < TypesDeChamp::TypeDeChampBas
   end
 
   def tags_for_template = [].freeze
+
+  class << self
+    def champ_value_for_export(champ, path = :value)
+      champ.piece_justificative_file.map { _1.filename.to_s }.join(', ')
+    end
+
+    def champ_value_for_api(champ, version = 2)
+      return if version == 2
+
+      # API v1 don't support multiple PJ
+      attachment = champ.piece_justificative_file.first
+      return if attachment.nil?
+
+      if attachment.virus_scanner.safe? || attachment.virus_scanner.pending?
+        attachment.url
+      end
+    end
+  end
 end
diff --git a/app/models/types_de_champ/region_type_de_champ.rb b/app/models/types_de_champ/region_type_de_champ.rb
index 015614aa9..638ab4b28 100644
--- a/app/models/types_de_champ/region_type_de_champ.rb
+++ b/app/models/types_de_champ/region_type_de_champ.rb
@@ -3,6 +3,30 @@ class TypesDeChamp::RegionTypeDeChamp < TypesDeChamp::TextTypeDeChamp
     APIGeoService.region_name(filter_value).presence || filter_value
   end
 
+  class << self
+    def champ_value(champ)
+      champ.name
+    end
+
+    def champ_value_for_export(champ, path = :value)
+      case path
+      when :value
+        champ_value(champ)
+      when :code
+        champ.code
+      end
+    end
+
+    def champ_value_for_tag(champ, path = :value)
+      case path
+      when :value
+        champ_value(champ)
+      when :code
+        champ.code
+      end
+    end
+  end
+
   private
 
   def paths
diff --git a/app/models/types_de_champ/rna_type_de_champ.rb b/app/models/types_de_champ/rna_type_de_champ.rb
index 01bf96815..a36bb3405 100644
--- a/app/models/types_de_champ/rna_type_de_champ.rb
+++ b/app/models/types_de_champ/rna_type_de_champ.rb
@@ -2,4 +2,10 @@ class TypesDeChamp::RNATypeDeChamp < TypesDeChamp::TypeDeChampBase
   def estimated_fill_duration(revision)
     FILL_DURATION_MEDIUM
   end
+
+  class << self
+    def champ_value_for_export(champ, path = :value)
+      champ.identifier
+    end
+  end
 end
diff --git a/app/models/types_de_champ/rnf_type_de_champ.rb b/app/models/types_de_champ/rnf_type_de_champ.rb
index d25e02a46..0497cd382 100644
--- a/app/models/types_de_champ/rnf_type_de_champ.rb
+++ b/app/models/types_de_champ/rnf_type_de_champ.rb
@@ -1,4 +1,36 @@
 class TypesDeChamp::RNFTypeDeChamp < TypesDeChamp::TextTypeDeChamp
+  class << self
+    def champ_value_for_export(champ, path = :value)
+      case path
+      when :value
+        champ.rnf_id
+      when :departement
+        champ.departement_code_and_name
+      when :code_insee
+        champ.commune&.fetch(:code)
+      when :address
+        champ.full_address
+      when :nom
+        champ.title
+      end
+    end
+
+    def champ_value_for_tag(champ, path = :value)
+      case path
+      when :value
+        champ.rnf_id
+      when :departement
+        champ.departement_code_and_name || ''
+      when :code_insee
+        champ.commune&.fetch(:code) || ''
+      when :address
+        champ.full_address || ''
+      when :nom
+        champ.title || ''
+      end
+    end
+  end
+
   private
 
   def paths
diff --git a/app/models/types_de_champ/textarea_type_de_champ.rb b/app/models/types_de_champ/textarea_type_de_champ.rb
index 3c92afb1e..2cf976343 100644
--- a/app/models/types_de_champ/textarea_type_de_champ.rb
+++ b/app/models/types_de_champ/textarea_type_de_champ.rb
@@ -2,4 +2,10 @@ class TypesDeChamp::TextareaTypeDeChamp < TypesDeChamp::TextTypeDeChamp
   def estimated_fill_duration(revision)
     FILL_DURATION_MEDIUM
   end
+
+  class << self
+    def champ_value_for_export(champ, path = :value)
+      ActionView::Base.full_sanitizer.sanitize(champ.value)
+    end
+  end
 end
diff --git a/app/models/types_de_champ/titre_identite_type_de_champ.rb b/app/models/types_de_champ/titre_identite_type_de_champ.rb
index 36ff0cd52..69c2dcb1c 100644
--- a/app/models/types_de_champ/titre_identite_type_de_champ.rb
+++ b/app/models/types_de_champ/titre_identite_type_de_champ.rb
@@ -7,4 +7,18 @@ class TypesDeChamp::TitreIdentiteTypeDeChamp < TypesDeChamp::TypeDeChampBase
   end
 
   def tags_for_template = [].freeze
+
+  class << self
+    def champ_value_for_export(champ, path = :value)
+      champ.piece_justificative_file.attached? ? "présent" : "absent"
+    end
+
+    def champ_value_for_api(champ, version = 2)
+      nil
+    end
+
+    def champ_default_export_value(path = :value)
+      "absent"
+    end
+  end
 end
diff --git a/app/models/types_de_champ/yes_no_type_de_champ.rb b/app/models/types_de_champ/yes_no_type_de_champ.rb
index 25dae97bc..e924efafd 100644
--- a/app/models/types_de_champ/yes_no_type_de_champ.rb
+++ b/app/models/types_de_champ/yes_no_type_de_champ.rb
@@ -19,4 +19,50 @@ class TypesDeChamp::YesNoTypeDeChamp < TypesDeChamp::CheckboxTypeDeChamp
       human_value
     end
   end
+
+  class << self
+    def champ_value(champ)
+      champ_formatted_value(champ)
+    end
+
+    def champ_value_for_tag(champ, path = :value)
+      champ_formatted_value(champ)
+    end
+
+    def champ_value_for_export(champ, path = :value)
+      champ_formatted_value(champ)
+    end
+
+    def champ_value_for_api(champ, version = 2)
+      case version
+      when 2
+        champ.true? ? 'true' : 'false'
+      else
+        super
+      end
+    end
+
+    def champ_default_value
+      'Non'
+    end
+
+    def champ_default_export_value(path = :value)
+      'Non'
+    end
+
+    def champ_default_api_value(version = 2)
+      case version
+      when 2
+        'false'
+      else
+        nil
+      end
+    end
+
+    private
+
+    def champ_formatted_value(champ)
+      champ.true? ? 'Oui' : 'Non'
+    end
+  end
 end