( 1 ) THIS is a Letters Patent Appeal against the dismissal of the writ petition by the learned single Judge. The petitioners applied for and were given sanction by the Municipal Corporation for construction of a building on 19-11-1966. The building broadly was to consist of Blocks A, B and C. The sanction apparently was given subject to the condition that the structure which was existing would be demolished before the commencement of further construction. Sanction was released on 2-12-1966. There is no dispute that blocks A and C were constructed. Block B however, was not constructed.

( 2 ) IN June, 1969 the appellant applied for extension of time to complete the construction. Section 333 provides for a person applying for sanction by giving notice to the Commissioner. Section 336 provides for giving or refusing to sanction. By Section 337 (3) it is provided that if any person does not commence or execute the work within one year of the date on which the building of work is sanctioned he shall have to give notice under Section 333 for fresh sanction of the building or the work. Section 341 provides that if the building or work is not completed within the period specifie