The District Commander must be notified of the following:
| When - | The District Commander must be notified - |
|---|---|
| (a) Construction of a pipeline, platform, or single point mooring (SPM) is planned | At least 30 days before construction begins. |
| (b) Construction of a pipeline, platform, or SPM begins | Within 24 hours, from the date construction begins, that the lights and sound signals are in use at the construction site. |
| (c) A light or sound signal is changed during construction | Within 24 hours of the change. |
| (d) Lights or sound signals used during construction of a platform, buoy, or SPM are replaced by permanent fixtures to meet the requirements of this part | Within 24 hours of replacement. |
| (e) The first cargo transfer operation begins | At least 60 days before the operation. |