Section 112(3) in The Delhi School Education Rules, 1973
(3)The signature of the concerned employee shall be obtained on the first part of the confidential report before any opinion with regard to his performance is recorded in the second part of the report:Provided that if the head of the school or other employee refuses to affix his signature to the factual assessment of his work, the authority recording the confidential report shall make a record of such refusal and complete the confidential report.