https://www.scconline.com/blog/post/2024/01/01/to-constitute-valid-service-u-s-343-signed-copy-of-arbitral-award-must-be-delivered-to-each-party-legal-news/
To constitute a valid service u/s 34(3) of A&C Act, a signed copy of Arbitral Award must be delivered to each party and not to their agent or lawyer: Delhi HC