2. For the buildings constructed after 1970, the exact year of construction shall be provided.
3. If the building was constructed in parts, then the date of construction of the last part of the building shall be specified.
4. If during the census the building is not yet completed but some parts of it are occupied (one part of the building is used and the others are constructed), then the symbol of the current year (78) shall be provided.
If the construction has been canceled and only a part of the building is completed, then the year of construction of the said part shall be indicated.
5. If the building has been reconstructed after the war-related damages (with the utilization of the original walls), then the year of its construction rather than that of the said renovation shall be specified in the form.
6. If the building has been reconstructed in its entirety, then the year of such a reconstruction shall be specified (the case may concern whole cities as well).