{"id":1196,"date":"2024-02-09T08:15:58","date_gmt":"2024-02-09T08:15:58","guid":{"rendered":"https:\/\/viac.hofmann.solutions\/tools-and-rules\/vienna-rules\/"},"modified":"2025-11-26T18:40:29","modified_gmt":"2025-11-26T18:40:29","slug":"vienna-rules","status":"publish","type":"page","link":"https:\/\/www.viac.eu\/en\/rules-and-tools-at-a-glance\/vienna-rules\/","title":{"rendered":"Vienna Rules"},"content":{"rendered":"

[et_pb_section fb_built=”1″ _builder_version=”4.27.0″ _module_preset=”default” background_color=”rgba(11,11,11,0.29)” background_image=”https:\/\/www.viac.eu\/wp-content\/uploads\/2024\/04\/AdobeStock_119050777-scaled.jpeg” background_position=”top_left” background_horizontal_offset=”0%” background_vertical_offset=”67%” background_blend=”darken” custom_padding=”||||false|false” locked=”off” global_colors_info=”{}”][et_pb_row _builder_version=”4.27.0″ _module_preset=”default” background_color=”#ffffff” max_width=”935px” module_alignment=”left” custom_margin=”280px||||false|false” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.24.3″ _module_preset=”default” global_colors_info=”{}”][et_pb_text _builder_version=”4.27.4″ _module_preset=”default” text_font_size=”18px” header_font=”|700|||||||” header_text_align=”left” header_text_color=”#0B0B0B” custom_padding=”|80px||80px|false|false” global_colors_info=”{}”]<\/p>\n

Vienna Rules<\/h1>\n

A new version of the VIAC Rules of Arbitration and Mediation 2021\u00a0 and the VIAC Rules of Investment Arbitration and Mediation 2021 entered into force on 1 January 2025 (\u201cVienna Rules and Vienna Mediation Rules 2021\u201c; short \u201cVR\u201d and \u201cVMR\u201d and “Vienna Investment Rules and Vienna Investment Mediation Rules”; short “VIR” and “VIMR”). The rules apply to all proceedings that commenced after 31 December 2024.<\/span><\/p>\n

[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=”1″ _builder_version=”4.27.0″ _module_preset=”default” locked=”off” global_colors_info=”{}”][et_pb_row column_structure=”1_2,1_2″ _builder_version=”4.27.0″ _module_preset=”default” global_colors_info=”{}”][et_pb_column type=”1_2″ _builder_version=”4.27.0″ _module_preset=”default” global_colors_info=”{}”][et_pb_image src=”https:\/\/www.viac.eu\/wp-content\/uploads\/2025\/11\/Icon_G_Rules-of-Arbitration-and-Mediation-1.png” title_text=”Icon_G_Rules of Arbitration and Mediation” url=”https:\/\/www.viac.eu\/viac-schieds-und-mediationsordnung-2021-online-version\/” align=”center” _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][\/et_pb_image][et_pb_text _builder_version=”4.27.4″ _module_preset=”default” header_font_size=”32px” header_2_font_size=”32px” header_3_font_size=”32px” text_orientation=”center” link_option_url=”https:\/\/www.viac.eu\/viac-schieds-und-mediationsordnung-2021-online-version\/” global_colors_info=”{}”]<\/p>\n

VIAC Arbitration and Mediation Rules 2021
in the version of 1 January 2025
German – Online version<\/h4>\n

[\/et_pb_text][et_pb_button button_url=”https:\/\/www.viac.eu\/wp-content\/uploads\/2025\/02\/VIAC_schieds_mediationsordnung_2021_dt_v5_1301s.pdf” url_new_window=”on” button_text=”Download” button_alignment=”center” _builder_version=”4.27.4″ _module_preset=”default” custom_button=”on” button_text_size=”14px” button_text_color=”#4D4D4D” button_bg_color=”#ffffff” button_border_width=”2px” button_border_color=”#4D4D4D” button_border_radius=”0px” button_font=”||||on|||RGBA(255,255,255,0)|” button_icon=”||divi||400″ button_on_hover=”off” global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_2″ _builder_version=”4.27.0″ _module_preset=”default” global_colors_info=”{}”][et_pb_image src=”https:\/\/www.viac.eu\/wp-content\/uploads\/2025\/11\/Icon_E_Rules-of-Arbitration-and-Mediation-2.png” title_text=”Icon_E_Rules of Arbitration and Mediation” url=”https:\/\/www.viac.eu\/viac-rules-of-arbitration-and-mediation-2021-online-version\/” align=”center” _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][\/et_pb_image][et_pb_text _builder_version=”4.27.4″ _module_preset=”default” text_orientation=”center” link_option_url=”https:\/\/www.viac.eu\/viac-rules-of-arbitration-and-mediation-2021-online-version\/” global_colors_info=”{}”]<\/p>\n

VIAC Arbitration and Mediation Rules 2021
\nin the version of 1 January 2025
\nEnglish – Online version<\/h4>\n

[\/et_pb_text][et_pb_button button_url=”https:\/\/www.viac.eu\/wp-content\/uploads\/2025\/02\/VIAC_schieds_mediationsordnung_2021_e_v4_1812s.pdf” url_new_window=”on” button_text=”Download” button_alignment=”center” _builder_version=”4.27.4″ _module_preset=”default” custom_button=”on” button_text_size=”14px” button_text_color=”#4D4D4D” button_bg_color=”#ffffff” button_border_width=”2px” button_border_color=”#4D4D4D” button_border_radius=”0px” button_font=”||||on|||RGBA(255,255,255,0)|” button_icon=”||divi||400″ button_on_hover=”off” global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=”4.27.0″ _module_preset=”default” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.27.0″ _module_preset=”default” global_colors_info=”{}”][et_pb_text _builder_version=”4.27.4″ _module_preset=”default” text_font_size=”18px” header_font_size=”32px” header_2_font_size=”32px” global_colors_info=”{}”]<\/p>\n

Other language versions of the VIAC Rules of Arbitration and Mediation 2021 (without the 2025 amendments)<\/h2>\n

[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_5,1_5,1_5,1_5,1_5″ _builder_version=”4.27.4″ _module_preset=”default” locked=”off” global_colors_info=”{}”][et_pb_column type=”1_5″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][dsm_card title=”VIAC Rules of Arbitration and Mediation 2021 Albanian” image=”https:\/\/www.viac.eu\/wp-content\/uploads\/2025\/01\/5-3.png” image_as_background=”off” badge_text=”Translation” button_text=”Download” button_url=”@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9hdHRhY2htZW50Iiwic2V0dGluZ3MiOnsicG9zdF9pZCI6IjU5OTgifX0=@” button_url_new_window=”on” _builder_version=”4.27.4″ _dynamic_attributes=”button_url” _module_preset=”default” header_font_size=”18px” custom_button=”on” button_text_size=”14px” button_text_color=”#4D4D4D” button_border_radius=”0px” button_icon=”||divi||400″ button_on_hover=”off” module_alignment=”left” global_colors_info=”{}”][\/dsm_card][dsm_card title=”VIAC Rules of Arbitration and Mediation 2021 Italian” image=”https:\/\/www.viac.eu\/wp-content\/uploads\/2025\/01\/13.png” image_as_background=”off” badge_text=”Translation” button_text=”Download” button_url=”@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9hdHRhY2htZW50Iiwic2V0dGluZ3MiOnsicG9zdF9pZCI6IjU5OTIifX0=@” button_url_new_window=”on” _builder_version=”4.27.4″ _dynamic_attributes=”button_url” _module_preset=”default” header_font_size=”18px” custom_button=”on” button_text_size=”14px” button_text_color=”#4D4D4D” button_border_radius=”0px” button_icon=”||divi||400″ button_on_hover=”off” module_alignment=”left” global_colors_info=”{}”][\/dsm_card][\/et_pb_column][et_pb_column type=”1_5″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][dsm_card title=”VIAC Rules of Arbitration and Mediation 2021 Bosnian” image=”https:\/\/www.viac.eu\/wp-content\/uploads\/2025\/01\/7.png” image_as_background=”off” badge_text=”Translation” button_text=”Download” button_url=”@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9hdHRhY2htZW50Iiwic2V0dGluZ3MiOnsicG9zdF9pZCI6IjU5OTYifX0=@” button_url_new_window=”on” _builder_version=”4.27.4″ _dynamic_attributes=”button_url” _module_preset=”default” header_font_size=”18px” custom_button=”on” button_text_size=”14px” button_text_color=”#4D4D4D” button_border_radius=”0px” button_icon=”||divi||400″ button_on_hover=”off” module_alignment=”left” global_colors_info=”{}”][\/dsm_card][dsm_card title=”VIAC Rules of Arbitration and Mediation 2021 Persian” image=”https:\/\/www.viac.eu\/wp-content\/uploads\/2025\/05\/Icon_Ubersetzung-Persian.png” image_as_background=”off” badge_text=”Translation” button_text=”Download” button_url=”@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9hdHRhY2htZW50Iiwic2V0dGluZ3MiOnsicG9zdF9pZCI6IjY5OTQifX0=@” button_url_new_window=”on” _builder_version=”4.27.4″ _dynamic_attributes=”button_url” _module_preset=”default” header_font_size=”18px” custom_button=”on” button_text_size=”14px” button_text_color=”#4D4D4D” button_border_radius=”0px” button_icon=”||divi||400″ button_on_hover=”off” module_alignment=”left” global_colors_info=”{}”][\/dsm_card][\/et_pb_column][et_pb_column type=”1_5″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][dsm_card title=”VIAC Rules of Arbitration and Mediation 2021 Chinese” image=”https:\/\/www.viac.eu\/wp-content\/uploads\/2025\/09\/Chinese.png” image_as_background=”off” badge_text=”Translation” button_text=”Download” button_url=”@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9hdHRhY2htZW50Iiwic2V0dGluZ3MiOnsicG9zdF9pZCI6Ijc5OTIifX0=@” button_url_new_window=”on” _builder_version=”4.27.4″ _dynamic_attributes=”button_url” _module_preset=”default” header_font_size=”18px” custom_button=”on” button_text_size=”14px” button_text_color=”#4D4D4D” button_border_radius=”0px” button_icon=”||divi||400″ button_on_hover=”off” module_alignment=”left” global_colors_info=”{}”][\/dsm_card][dsm_card title=”VIAC Rules of Arbitration and Mediation 2021 Romanian” image=”https:\/\/www.viac.eu\/wp-content\/uploads\/2025\/01\/15.png” image_as_background=”off” badge_text=”Translation” button_text=”Download” button_url=”@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9hdHRhY2htZW50Iiwic2V0dGluZ3MiOnsicG9zdF9pZCI6IjU5ODYifX0=@” button_url_new_window=”on” _builder_version=”4.27.4″ _dynamic_attributes=”button_url” _module_preset=”default” header_font_size=”18px” custom_button=”on” button_text_size=”14px” button_text_color=”#4D4D4D” button_border_radius=”0px” button_icon=”||divi||400″ button_on_hover=”off” module_alignment=”left” global_colors_info=”{}”][\/dsm_card][\/et_pb_column][et_pb_column type=”1_5″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][dsm_card title=”VIAC Rules of Arbitration and Mediation 2021 Croatian” image=”https:\/\/www.viac.eu\/wp-content\/uploads\/2025\/01\/9.png” image_as_background=”off” badge_text=”Translation” button_text=”Download” button_url=”@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9hdHRhY2htZW50Iiwic2V0dGluZ3MiOnsicG9zdF9pZCI6IjU5OTAifX0=@” button_url_new_window=”on” _builder_version=”4.27.4″ _dynamic_attributes=”button_url” _module_preset=”default” header_font_size=”18px” custom_button=”on” button_text_size=”14px” button_text_color=”#4D4D4D” button_border_radius=”0px” button_icon=”||divi||400″ button_on_hover=”off” module_alignment=”left” global_colors_info=”{}”][\/dsm_card][dsm_card title=”VIAC Rules of Arbitration and Mediation 2021 Russian” image=”https:\/\/www.viac.eu\/wp-content\/uploads\/2025\/04\/23.png” image_as_background=”off” badge_text=”Translation” button_text=”Download” button_url=”@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9hdHRhY2htZW50Iiwic2V0dGluZ3MiOnsicG9zdF9pZCI6IjYwMjAifX0=@” button_url_new_window=”on” _builder_version=”4.27.4″ _dynamic_attributes=”button_url” _module_preset=”default” header_font_size=”18px” custom_button=”on” button_text_size=”14px” button_text_color=”#4D4D4D” button_border_radius=”0px” button_icon=”||divi||400″ button_on_hover=”off” module_alignment=”left” global_colors_info=”{}”][\/dsm_card][\/et_pb_column][et_pb_column type=”1_5″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][dsm_card title=”VIAC Rules of Arbitration and Mediation 2021 Czech” image=”https:\/\/www.viac.eu\/wp-content\/uploads\/2025\/01\/11.png” image_as_background=”off” badge_text=”Translation” button_text=”Download” button_url=”@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9hdHRhY2htZW50Iiwic2V0dGluZ3MiOnsicG9zdF9pZCI6IjU5NzgifX0=@” button_url_new_window=”on” _builder_version=”4.27.4″ _dynamic_attributes=”button_url” _module_preset=”default” header_font_size=”18px” custom_button=”on” button_text_size=”14px” button_text_color=”#4D4D4D” button_border_radius=”0px” button_icon=”||divi||400″ button_on_hover=”off” module_alignment=”left” global_colors_info=”{}”][\/dsm_card][dsm_card title=”VIAC Rules of Arbitration and Mediation 2021 Serbian” image=”https:\/\/www.viac.eu\/wp-content\/uploads\/2025\/04\/21.png” image_as_background=”off” badge_text=”Translation” button_text=”Download” button_url=”@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9hdHRhY2htZW50Iiwic2V0dGluZ3MiOnsicG9zdF9pZCI6IjU5ODIifX0=@” button_url_new_window=”on” _builder_version=”4.27.4″ _dynamic_attributes=”button_url” _module_preset=”default” header_font_size=”18px” custom_button=”on” button_text_size=”14px” button_text_color=”#4D4D4D” button_border_radius=”0px” button_icon=”||divi||400″ button_on_hover=”off” module_alignment=”left” global_colors_info=”{}”][\/dsm_card][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_5,1_5,1_5,1_5,1_5″ _builder_version=”4.27.4″ _module_preset=”default” locked=”off” global_colors_info=”{}”][et_pb_column type=”1_5″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][dsm_card title=”VIAC Rules of Arbitration and Mediation 2021 Slovenian” image=”https:\/\/www.viac.eu\/wp-content\/uploads\/2025\/04\/23.png” image_as_background=”off” badge_text=”Translation” button_text=”Download” button_url=”@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9hdHRhY2htZW50Iiwic2V0dGluZ3MiOnsicG9zdF9pZCI6IjU5ODAifX0=@” button_url_new_window=”on” _builder_version=”4.27.4″ _dynamic_attributes=”button_url” _module_preset=”default” header_font_size=”18px” custom_button=”on” button_text_size=”14px” button_text_color=”#4D4D4D” button_border_radius=”0px” button_icon=”||divi||400″ button_on_hover=”off” module_alignment=”left” global_colors_info=”{}”][\/dsm_card][\/et_pb_column][et_pb_column type=”1_5″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][dsm_card title=”VIAC Rules of Arbitration and Mediation 2021 Ukrainian” image=”https:\/\/www.viac.eu\/wp-content\/uploads\/2025\/01\/19.png” image_as_background=”off” badge_text=”Translation” button_text=”Download” button_url=”@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9hdHRhY2htZW50Iiwic2V0dGluZ3MiOnsicG9zdF9pZCI6IjYwMTYifX0=@” button_url_new_window=”on” _builder_version=”4.27.4″ _dynamic_attributes=”button_url” _module_preset=”default” header_font_size=”18px” custom_button=”on” button_text_size=”14px” button_text_color=”#4D4D4D” button_border_radius=”0px” button_icon=”||divi||400″ button_on_hover=”off” module_alignment=”left” global_colors_info=”{}”][\/dsm_card][\/et_pb_column][et_pb_column type=”1_5″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][\/et_pb_column][et_pb_column type=”1_5″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][\/et_pb_column][et_pb_column type=”1_5″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=”4.27.0″ _module_preset=”default” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.27.0″ _module_preset=”default” global_colors_info=”{}”][et_pb_text _builder_version=”4.27.4″ _module_preset=”default” text_font_size=”18px” header_font_size=”32px” header_2_font_size=”32px” locked=”off” global_colors_info=”{}”]<\/p>\n

Previous Versions<\/h2>\n

VIAC Rules of Arbitration and Mediation 2021 <\/span>German<\/a> | in force as of 1 July 2021
VIAC Rules of Arbitration and Mediation 2021 English<\/a>| in force as of 1 July 2021<\/span><\/p>\n

VIAC Rules of Arbitration and Mediation 2018 <\/span>German<\/a> (including the old and new version of Article 36 para 5)<\/span>
VIAC Rules of Arbitration and Mediation 2018<\/span> English<\/a> (including the old and new version of Article 36 para 5)<\/span><\/p>\n

VIAC Rules of Arbitration and Mediation 2013<\/span> German<\/a>
VIAC Rules of Arbitration and Mediation 2013<\/span> English<\/a><\/p>\n

VIAC Rules of Arbitration and Conciliation 2006<\/span>\u00a0German<\/a>
VIAC Rules of Arbitration and Conciliation <\/span>2006 English<\/a><\/p>\n

[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section][et_pb_section fb_built=”1″ _builder_version=”4.27.0″ _module_preset=”default” locked=”off” global_colors_info=”{}”][et_pb_row column_structure=”1_2,1_2″ _builder_version=”4.27.0″ _module_preset=”default” global_colors_info=”{}”][et_pb_column type=”1_2″ _builder_version=”4.27.0″ _module_preset=”default” global_colors_info=”{}”][et_pb_image src=”https:\/\/www.viac.eu\/wp-content\/uploads\/2025\/11\/Icon_G_Rules-of-Investment-Arbitration-and-Mediation-2.png” title_text=”Icon_G_Rules of Investment Arbitration and Mediation” align=”center” _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][\/et_pb_image][et_pb_button button_url=”https:\/\/www.viac.eu\/wp-content\/uploads\/2025\/02\/VIAC_schieds_mediationsordnung_investitionsverfahren_2021_dt_v4_1301s.pdf” url_new_window=”on” button_text=”Download” button_alignment=”center” _builder_version=”4.27.4″ _module_preset=”default” custom_button=”on” button_text_size=”14px” button_text_color=”#4D4D4D” button_bg_color=”#ffffff” button_border_width=”2px” button_border_color=”#4D4D4D” button_border_radius=”0px” button_font=”||||on|||RGBA(255,255,255,0)|” button_icon=”||divi||400″ button_on_hover=”off” global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][et_pb_column type=”1_2″ _builder_version=”4.27.0″ _module_preset=”default” global_colors_info=”{}”][et_pb_image src=”https:\/\/www.viac.eu\/wp-content\/uploads\/2025\/11\/Icon_E_Rules-of-Investment-Arbitration-and-Mediation-2.png” title_text=”Icon_E_Rules of Investment Arbitration and Mediation” align=”center” _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][\/et_pb_image][et_pb_button button_url=”https:\/\/www.viac.eu\/wp-content\/uploads\/2025\/02\/VIAC_schieds_mediationsordnung_investitionsverfahren_2021_e_v3_1612s.pdf” url_new_window=”on” button_text=”Download” button_alignment=”center” _builder_version=”4.27.4″ _module_preset=”default” custom_button=”on” button_text_size=”14px” button_text_color=”#4D4D4D” button_bg_color=”#ffffff” button_border_width=”2px” button_border_color=”#4D4D4D” button_border_radius=”0px” button_font=”||||on|||RGBA(255,255,255,0)|” button_icon=”||divi||400″ button_on_hover=”off” global_colors_info=”{}”][\/et_pb_button][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=”4.27.0″ _module_preset=”default” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.27.0″ _module_preset=”default” global_colors_info=”{}”][et_pb_text _builder_version=”4.27.4″ _module_preset=”default” text_font_size=”18px” header_font_size=”32px” header_2_font_size=”32px” global_colors_info=”{}”]<\/p>\n

Other language versions of the VIAC Rules of Investment<\/span> Arbitration and Mediation 2021 (without the 2025 amendments)<\/h2>\n

[\/et_pb_text][\/et_pb_column][\/et_pb_row][et_pb_row column_structure=”1_5,1_5,1_5,1_5,1_5″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][et_pb_column type=”1_5″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][dsm_card title=”VIAC Rules of Investment Arbitration and Mediation 2021 – Turkish” image=”https:\/\/www.viac.eu\/wp-content\/uploads\/2025\/04\/26.png” image_as_background=”off” badge_text=”Translation” button_text=”Download” button_url=”@ET-DC@eyJkeW5hbWljIjp0cnVlLCJjb250ZW50IjoicG9zdF9saW5rX3VybF9hdHRhY2htZW50Iiwic2V0dGluZ3MiOnsicG9zdF9pZCI6IjYwNTEifX0=@” button_url_new_window=”on” _builder_version=”4.27.4″ _dynamic_attributes=”button_url” _module_preset=”default” header_font_size=”18px” custom_button=”on” button_text_size=”14px” button_text_color=”#4D4D4D” button_border_radius=”0px” button_icon=”||divi||400″ button_on_hover=”off” module_alignment=”left” hover_enabled=”0″ locked=”off” global_colors_info=”{}” title_text=”26″ sticky_enabled=”0″][\/dsm_card][\/et_pb_column][et_pb_column type=”1_5″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][\/et_pb_column][et_pb_column type=”1_5″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][\/et_pb_column][et_pb_column type=”1_5″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][\/et_pb_column][et_pb_column type=”1_5″ _builder_version=”4.27.4″ _module_preset=”default” global_colors_info=”{}”][\/et_pb_column][\/et_pb_row][et_pb_row _builder_version=”4.27.0″ _module_preset=”default” global_colors_info=”{}”][et_pb_column type=”4_4″ _builder_version=”4.27.0″ _module_preset=”default” global_colors_info=”{}”][et_pb_text _builder_version=”4.27.4″ _module_preset=”default” text_font_size=”18px” header_font_size=”32px” header_2_font_size=”32px” locked=”off” global_colors_info=”{}”]<\/p>\n

Previous Versions<\/h2>\n

VIAC Rules of Investment Arbitration and Mediation 2021 German<\/a> | in force as of 1 July 2021
VIAC Rules of Investment Arbitration and Mediation 2021 English<\/a> | in force as of 1 July 2021<\/span><\/p>\n

[\/et_pb_text][\/et_pb_column][\/et_pb_row][\/et_pb_section]<\/p>\n","protected":false},"excerpt":{"rendered":"

Vienna Rules A new version of the VIAC Rules of Arbitration and Mediation 2021\u00a0 and the VIAC Rules of Investment Arbitration and Mediation 2021 entered into force on 1 January 2025 (\u201cVienna Rules and Vienna Mediation Rules 2021\u201c; short \u201cVR\u201d and \u201cVMR\u201d and “Vienna Investment Rules and Vienna Investment Mediation Rules”; short “VIR” and “VIMR”). The rules apply to all proceedings that commenced after 31 December 2024.VIAC Arbitration and Mediation Rules 2021in the version of 1 January 2025German – Online versionVIAC Arbitration and Mediation Rules 2021 in the version of 1 January 2025 English – Online versionOther language versions of the VIAC Rules of Arbitration and Mediation 2021 (without the 2025 amendments)

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VIAC Rules of Arbitration and Mediation 2021 Albanian<\/h4>\n\t\t\t\t\t\n\t\t\t\t\t\n\t\t\t\t\t
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VIAC Rules of Arbitration and Mediation 2021 Italian<\/h4>\n\t\t\t\t\t\n\t\t\t\t\t\n\t\t\t\t\t
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VIAC Rules of Arbitration and Mediation 2021 Bosnian<\/h4>\n\t\t\t\t\t\n\t\t\t\t\t\n\t\t\t\t\t
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”VIAC<\/h4>\n\t\t\t\t\t\n\t\t\t\t\t\n\t\t\t\t\t\n\t\t\t\t<\/div>\n\t\t\t\n\t\t\t\t<\/div>\n\t\t\t<\/div><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":1132,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_et_pb_use_builder":"on","_et_pb_old_content":"","_et_gb_content_width":"","ngg_post_thumbnail":0,"footnotes":""},"class_list":["post-1196","page","type-page","status-publish","hentry"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.viac.eu\/en\/wp-json\/wp\/v2\/pages\/1196","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.viac.eu\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.viac.eu\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.viac.eu\/en\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.viac.eu\/en\/wp-json\/wp\/v2\/comments?post=1196"}],"version-history":[{"count":16,"href":"https:\/\/www.viac.eu\/en\/wp-json\/wp\/v2\/pages\/1196\/revisions"}],"predecessor-version":[{"id":9177,"href":"https:\/\/www.viac.eu\/en\/wp-json\/wp\/v2\/pages\/1196\/revisions\/9177"}],"up":[{"embeddable":true,"href":"https:\/\/www.viac.eu\/en\/wp-json\/wp\/v2\/pages\/1132"}],"wp:attachment":[{"href":"https:\/\/www.viac.eu\/en\/wp-json\/wp\/v2\/media?parent=1196"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}