Can anybody check the sentences

We recognize that an approval has been given for the temporary allocation to you of the area of government up to 31.12.2017. Since there is no tree in vicinity of the trial pit area (Zone A), our garden division has no comment on the proposed work within the planting area and has no objection to the transplantation arrangement at Zone B except you are required to adhere to the general conditions for trenching works. Re-plantation of shrubs is required and we will only take over the maintenance of the shrubs and the trees subsequent 12-month maintenance period on the trees and both their conditions are up to our satisfaction.