Looking to get BIS certification for reinforcement couplers used in mechanical splices? Here's everything you need to know! From the complete list of documents required for BIS Certificate for reinforcement couplers for mechanical splices to the timeline and costing for BIS-ISI Certificate, this guide covers it all. Understand the process of obtaining the ISI mark for reinforcement couplers and ensure compliance with IS 16172:2023. Whether you're a domestic manufacturer or an international supplier, this information will help you streamline certification and boost your market credibility.