Get latest articles and stories on India at LatestLY. The estimated project cost of the Executive Enclave which will house a new prime minister's office (PMO) has gone up by over Rs 100 crore to Rs 1,316 crore as the CPWD floated a fresh tender cancelling its earlier one, according to the agency's bid document. India News | Central Vista: Executive Enclave's Estimated Cost Revised Up in Fresh CPWD Tender.