Which steam boilers and steam pipes are regulated by IBR / Indian Boiler Regulations (IBR)

Описание: What is IBR?
IBR is Indian Boiler Regulations, which was created in 15th September 1950 in exercise of the powers conferred by section 28 & 29 of the Indian Boilers Act. The Indian Boilers Act was formed in 1923, 23rd February to consolidate and amend the law relating to steam boilers.

Which steam boilers and steam pipes are regulated by IBR ?