In Bangladesh, the key governing acts and regulations related to real estate include:

1. The Transfer of Property Act, 1882: This act governs the transfer of property in Bangladesh, including sale, lease, mortgage, and gift.

2. The Registration Act, 1908: It mandates the registration of documents related to the transfer of immovable property to ensure legal validity.

3. The Building Construction Act, 1952: This act regulates the construction of buildings, including safety standards and building permits.

4. The Apartment Ownership Act, 2005: It regulates the ownership and management of apartment buildings and establishes the rights and responsibilities of apartment owners.

5. The Real Estate (Development and Management) Act, 2010: This act aims to regulate real estate development projects and protect the interests of buyers by ensuring transparency and accountability in the sector.

6. The Town Improvement Act, 1953: It governs the planning, development, and improvement of towns and cities in Bangladesh.

These are some of the major acts and regulations governing real estate in Bangladesh, but there may be additional local regulations and ordinances applicable in specific areas. It's essential to consult legal experts or government authorities for the most up-to-date information and guidance.