This document compares the BOOT (Build-Own-Operate-Transfer) and BOLT (Build-Own-Lease-Transfer) models for public-private partnerships. Under the BOOT model, a private entity builds, owns, and operates a facility for a concession period before transferring ownership back to the public sector. The BOLT model involves the private entity building, owning, and leasing the facility to the public sector during the concession period before transferring ownership. The document outlines the key characteristics and differences between the two models, discussing their advantages and disadvantages as well as which types of infrastructure projects each model is best suited for.