NOTIFICATION LETTER AND REQUEST FORM TO REGISTERED SHAREHOLDERS

UNITED COMPANY RUSAL INTERNATIONAL PUBLIC JOINT-STOCK COMPANY (Incorporated under the laws of Jersey with limited liability and continued in the Russian Federation as an international company) (Stock Code: 486) NOTIFICATION LETTER 通知信函 5 June 2024 Dear Shareholder United Company RUSAL international public joint-stock company (the “Company”) – Notice of Publication of the (i) Circular dated 5 June 2024; (ii) Notice of Annual General Meeting; and (iii) Proxy Form (collectively the “Current Corporate Communications”) The English and Chinese versions of the Company’s Current Corporate Communications are available on the Company’s website at www.rusal.com and the website of The Stock Exchange of Hong Kong Limited (the “Stock Exchange”) at www.hkexnews.hk or the arranged printed form(s) of Current Corporate Communications is (are) enclosed (if you have specifically chosen to receive printed form(s)). You may access the Current Corporat e-Communications on the Company’s website or by browsing through the Stock Exchange’s website.You may at any time choose to receive free of charge Corporate Communications (Note) either in printed form or read the website version; and are available in English language version only Chinese language version only or both language versions notwithstanding any wish to the contrary you have previously conveyed to the Company.If you want to receive another printed version of the Current Corporate Communications please complete the enclosed request form and send it to the Company c/o its Hong Kong branch share registrar (the “Hong Kong Branch Share Registrar”) Hongkong Managers and Secretaries Limited using the mailing label provided. The address of the Hong Kong Branch Share Registrar is Units 1607-8 16/F Citicorp Centre 18 Whitfield Road Causeway Bay Hong Kong. The request form may also be downloaded from the Company’s website at www.rusal.com or the Stock Exchange’s website at www.hkexnews.hk.If you would like to change your choice of language or means of receipt of the Company’s Corporate Communications in the future please write to the Company c/o the Hong Kong Branch Share Registrar at the above address or send an email to registrar@hkmanagers.com. Even if you have chosen (or are deemed to have consented) to receive all future Corporate Communications via the website version but for any reason you have difficulty in receiving or gaining access to the Current Corporate Communications the Company will promptly upon your request send the Current Corporate Communications to you in printed form free of charge.Should you have any queries relating to any of the above matters please call the Company’s telephone hotline at (852) 3528 0290 during business hours from 9:00 a.m. to 6:00 p.m. (Hong Kong time) from Monday to Friday excluding Hong Kong public holidays. For and on behalf of United Company RUSAL international public joint-stock company Evgenii Nikitin General Director Executive Director Note: Corporate Communications include but are not limited to (a) the directors’ report its annual accounts together with a copy of the auditors’ report and where applicable its summary financial report; (b) the interim report and where applicable summary interim report; (c) a notice of meeting; (d) a listing document; (e) a circular; and (f) a proxy form of the Company.各位股东： United Company RUSAL international public joint-stock company（「本公司」）– (i) 日期为2024?6月5日之通函; (ii) 股东周年大会通告; 及 (iii) 委任代表表格（统称「本次公司通讯文件」）之发布通知 本公司的本次公司通讯文件的中、英文版本已上载于本公司网站(www.rusal.com)及香港联合交易所有限公司(「联交所」)之网站（www.hkexnews.hk），欢迎浏览。或按安排附上本次公司通讯文件之印刷本(如阁下早前选择收取印刷本)。阁下可于本公司网站存取本次公司通讯文件或浏览联交所网站。 如阁下早前曾向本公司作出公司通讯文件(附注)收取方式或语言版本的选择，但仍可以随时更改有关选择，转为以印刷本或网上方式收取及只收取英文印刷本、或只收取中文印刷本；或同时收取中、英文印刷本，费用全免。如阁下欲收取本次公司通讯文件之印刷本，请阁下填妥随本函附上的申请表格，并使用随附之邮寄标签把申请表格寄回本公司之香港证券登记分处―香港经理秘书有限公司（「香港证券登记分处」），地址为香港铜锣湾威非路 道 18 号 万 国 宝 通 中 心 16 楼 1 6 0 7 - 8 室 。 申 请 表 格 亦 可 于 本 公 司 网 站( w w w . r u s a l . c o m ) 或联交易所网站（ w w w . h k e x n e w s . h k ） 内下载。 如 欲 选 择 有 别 于 阁 下 所 选 择 的 公 司 通 讯 语 言 版 本 或 收 取 方 式 ， 请 以 书 面 送 交 到 本 公 司 之 香 港 证 券 登 记 分 处 或 以 电 邮 方 式 至 r e g i s t r a r @ h k m an a g e r s . c o m ， 以更改日后收取公司通讯文件之语言版本及收取途径之选择。 如股东已选择以网上方式收取日后公司通讯文件（或被视为已同意以网上方式收取），但因任何理由未能收到或存取载于网站的本次公司通讯文件，股东只要提出要求，我们将尽快向阁下寄上所要求的有关文件的印刷版本，费用全免。 如对本函内容有任何疑问，请致电本公司电话热线(852)35280290，办公时间为星期一至五（香港公众假期除外）上午9时正至下午6时正(香港时间)。 为及代表 United Company RUSAL international public joint-stock company总经理，执行董事Evgenii Nikitin 2024年6月5日 附注：公司通讯文件包括但不限于：本公司之(a)董事会报告、年度财务报表连同核数师报告及如适用，财务摘要报告；(b)中期报告及如适用，中期摘要报告；(c)会议通告；(d)上市文件；(e)通函；及(f)委任代表表格。UCRHPrinting the shareholder’s information (English name and address) 印上股东资料（英文姓名及地址） REQUEST FORM 申请表格 To: United Company RUSAL international public joint-stock company United Company RUSAL international public joint-stock 致： (the “Company”) company（「本公司」） (Stock Code: 00486) （股份代号：00486） c/o Hongkong Managers and Secretaries Limited 经香港经理秘书有限公司 Units 1607-8 16/F Citicorp Centre 18 Whitfield Road Causeway Bay 地址为香港铜锣湾威非路道 18 号万国宝通中心 16 楼 1607-8 室 Hong Kong I/We have already received a printed copy of the Current Corporate Communications in Chinese / English or have chosen (or are deemed to have consented) to read the Current Corporate Communications posted on the Company’s website and the website of The Stock Exchange of Hong Kong Limited but I/We would like to receive another printed version of the Current Corporate Communications of the Company as indicated below: 本人／我们已收取本次公司通讯文件之中文/英文印刷本或已选择（或被视为已同意）浏览本公司网站及联交所网站所登载之本次公 司通讯文件，但现在希望以下列方式收取贵公司本次公司通讯文件之印刷本： (Please mark ONLY ONE（X）of the following boxes) (请从下列选择中，仅在其中一个空格内划上「X」号)I/We would like to receive a printed copy in English now.□本人／我们现在希望收取一份英文印刷本。 □ I/We would like to receive a printed copy in Chinese now. 本人／我们现在希望收取一份中文印刷本。 □ I/We would like to receive both the printed English and Chinese copies now. 本人／我们现在希望收取英文和中文各一份印刷本。 Name(s) of shareholder(s)# Date 股东姓名#日期 Address of shareholder(s)# 股东地址# (Please use ENGLISH BLOCK LETTERS 请用英文正楷填写) Signature(s) Contact telephone number签名联络电话号码 # You are required to fill in the details if you download this request form from the Company’s website.假如阁下从公司网站下载本申请表格，请必须填上有关资料。 Notes 附注： 1. Please complete all your details clearly. 请阁下清楚填妥所有资料。 2. If your shares are held in joint names the shareholder whose name stands first on the register of members of the Company in respect of the joint holding should sign on this request form in order to be valid.如属联名股东，则本申请表格须由该名于本公司股东名册上就联名持有股份其姓名位列首位的股东签署，方为有效。 3. Any form with more than one box marked (X) with no box marked (X) with no signature or otherwise incorrectly completed will be void. 如在本表格作出超过一项选择、或未有作出选择、或未有签署、或在其他方面填写不正确，则本表格将会作废。 4. Please note that both printed English and Chinese versions of all the Company’s Corporate Communications which we have sent to our shareholders in the past 12 months are available from the Company on request. They are also available on the Company’s website (www.rusal.com) for five years from the date of first publication.公司备有于过去12个月曾寄发予股东的公司通讯文件的中、英文版印刷本。该等通讯文件亦由首次登载日期起计，持续 5年载于公司网站(www.rusal.com) 上。 ?------------------------------------------------------ 邮寄标签MAILING LABEL 阁下寄回此申请表格时，请将邮寄标签剪贴于信封上。 Hongkong Managers and Secretaries Limited如在本港投寄毋须贴上邮票。 Please cut the mailing label and stick this on the envelope 简便回邮号码 Freepost No. 37 WCH to return this request form to us. 香港 Hong Kong No postage stamp necessary if posted in Hong Kong.Annual General Meeting (“AGM”) The Company's AGM will be held on 27 June 2024 at 10:00 a.m. Kaliningrad time (4:00 p.m. Hong Kong time) at Hotel ?Kaiserhof? Oktyabrskaya street 6a Kaliningrad Russian Federation and by a live broadcast of the meeting to the shareholders online.Online Attendance at our AGM Any shareholder whose rights to shares are registered with Hongkong Managers and Secretaries Limited (“HKMS”) and who wishes to view and listen to the AGM online is required to send his/her full name (as appears on his/her identification document) and phone number to the following email address: registrar@hkmanagers.com not later than 48 hours before the appointed time and date of the AGM.Shareholders whose rights to shares are registered with HKMS may be required to present identification documents (sufficient for the Company and/or HKMS in their sole discretion to verify their identity against shareholders’ records) prior to being provided with the link to view the AGM online. Shareholders whose rights to shares are registered with HKMS should be able to access the live webcast of the AGM using such link from the start of the AGM until its conclusion. However the online link will not enable shareholders whose rights to shares are registered with HKMS to vote on any resolution at the AGM online and therefore they may only vote on any resolution of the AGM in advance by proxy in accordance with the procedure as set out in the circular of the Company dated 5 June 2024.For corporate shareholders who wish to attend the AGM online please call HKMS’s hotline at (852) 3528 0290 for arrangement.股东周年大会（「股东周年大会」）本公司股东周年大会将于二零二四年六月二十七日加里宁格勒时间上午十时正（香港时间为下午四时正）假座 Hotel ?Kaiserhof? Oktyabrskaya street 6a Kaliningrad Russian Federation 举行，股东可在线观看大会实况直播。 线上出席股东周年大会 任何股份权利于香港经理秘书有限公司（「HKMS」）作登记且有意在线观看及聆听股东周年大会的股东须于股东 周年大会指定举行时间及日期前48小时将其全名（于身份证明文件上显示）及电话号码发送至下列电邮地址： registrar@hkmanagers.com。于提供连结线上观看股东周年大会之前，股份权利于HKMS作登记的股东或须出示其身份证明文件（本公司及╱或HKMS足以全权酌情比对股东记录以核实其身份）。股份权利于HKMS作登记的股东应可于股东周年大会开始直至结束时使用该连结浏览股东周年大会的线上直播。然而，股份权利于HKMS作登记的股东将无法在线上透过该线上连结就股东周年大会的任何决议案投票，因而彼等仅可按照日期为二零二四年六月五日之通函载列的程序事先委任代表就股东周年大会的任何决议案投票。 就有意出席线上股东周年大会的公司股东而言，请致电HKMS热线(852) 3528 0290作出安排。