Can the garden of Chongqing Yinjiang Mountain Villa 1 floor be hardened?

There's an agreement. There's no agreement. Chongqing Yinjiangzhou Villa 1 Floor Garden can be hardened with an agreement, but it can't be hardened without an agreement, which is embodied as follows:

1. There is an agreement: if there is an agreement when giving the villa 1 floor garden in Yinjiang District of Chongqing, the owner can harden it in whole or in part.

2. No agreement: Chongqing Yinjiang Mountain Villa 1 Floor Garden was given without agreement, so it could not be completely hardened. Because hardening without authorization is illegal, according to the relevant provisions of the Land Management Law, as long as the original nature of the land is changed, the buildings on the land are illegal.