This document contains the full judgment for the case Sukhjinder Singh Vs Buta Singh, heard in the High Court of Punjab and Haryana. It addresses a petition challenging lower court orders that dismissed the petitioner's application for handwriting comparison on a cheque. The judgment clarifies that for a cheque to be valid under the Negotiable Instruments Act, the signature of the drawer is paramount, and the body being filled by someone else does not invalidate it, especially when the signature is undisputed. This document is useful for legal professionals, students, and anyone interested in cheque dishonour cases and the interpretation of the Negotiable Instruments Act.