The 2025 nomination of Ancient Khuttal (Referral advice) comprises more locations than the Hulbuk palace alone.

Listed are 11 components, but ICOMOS advises these to be reduced to only comprise component parts 1, 2a, 2b, 3, 4, 6, and 8.
Among these is also the Buddhist cloister of Ajina-Tepa, which is a TWHS in its own right (and features again in a 3rd prospect, the Silk Roads Sites in Tajikistan)