His vicar general and chancellor assumed the active administration of the diocese.

It was during his administration of the diocese that the episcopal palace was built.

He relinquished the active administration of the diocese in 1963.

Due to progressive blindness, he was prompted to resign from the administration of the diocese.

He delegated the active administration of the diocese to an auxiliary bishop in 1966.

The administrator cannot make innovations in the administration of the diocese.

Since 1646, the administration of the diocese was difficult.

His successor to the administration of the diocese was Mgr.

In 1986, Reiss approved a new vicariate structure for administration of the diocese.

The administration of the diocese is centred at Oporto.