Under what conditions can the Architect
withhold certification?
If the work on the Application does not match the work completed in the field, the Architect will discuss this with the Contractor. If an agreement cannot be reached, the Architect will issue the Application of Certificate of Payment to the Owner for the amount the Architect believes to be accurate.
See AIA A201 9.5
What is Substantial Completion?
Substantial Completion is when the Work is sufficiently complete in accordance with the Contract Documents and ready for the Owner’s occupancy and use.
See AIA A201 9.8
What process is required in order to issue the Certificate of Substantial
Completion?
What does the Certificate of Substantial Completion
establish?
When can the Owner occupy any portion of
the Work?
The Owner may occupy any portion of the Work when such portion is designated by separate agreement with the Contractor, provided such occupancy is consented to by the surety and authorized by the public authority having jurisdiction (Building Official) over the project.
See AIA A201 9.9.1
Describe the process for Final Completion and
Final Payment.