Pakistan, May 4 -- Prime Minister Shehbaz Sharif has directed authorities to review the government's housing finance scheme following concerns that its structure may conflict with the constitutional timeline for eliminating riba, Sources said the prime minister sought a detailed briefing after a report published on Saturday highlighted that the structure and timeline of the "Apna Ghar Programme" could extend interest-based lending beyond January 1, 2028 - the deadline set under the 26th Constitutional Amendment for transitioning to a riba-free financial system. Officials have been asked to assess whether the scheme's design, featuring a five-year loan disbursement plan and 20-year repayment periods, aligns with constitutional requirements...