Delhi Rent Control Act, 1958
21. Notice relating to sub- tenancy . -
A notice creation or termination of sub-tenancy required under section 17 shall be in Form ‘E’.
22. Service of notice, etc.-
Unless otherwise provided by the Act, any notice or intimation required or authorized by the Act to be served on any person shall be served,-
(a) By delivering it to the person; or
(d) Construction of buildings or development of land.]