In India, bitumen emulsion requirements are commonly referenced through BIS standards for emulsions used in road works and related applications, along with test method standards tied to viscosity, residue, storage stability, and breaking behavior. In procurement, suppliers typically cite the applicable BIS specification for the grade, plus supporting test methods for key properties and residue tests. The practical step is to request the exact IS designation for the product family and a recent batch certificate listing all parameters and test methods, because “IS compliant” claims without the specific code and results are not reliable for acceptance.