| that an error was made during prior licensing.__The |
| months during which a discharge may occur from an |
| overboard discharge facility that was licensed as of |
| June 1, 1987 must be determined by the actual use of |
| the facility at the time of the most recent license |
| application prior to June 1, 1987 or the actual use |
| of the facility during the 12 months prior to June 1, |
| 1987, whichever is greater.__If the overboard |
| discharge facility was the primary residence of an |
| owner at the time of the most recent license |
| application prior to June 1, 1987 or during the 12 |
| months prior to June 1, 1987, then the facility is |
| considered a year-round residence.__"Year-round |
| residence" means a facility that is continuously used |
| for more than 8 months of the year. For purposes of |
| licensing, the department shall treat an increase in |
| the licensed volume or quantity of an existing |
| discharge or an expansion in the months during which |
the discharge will take takes place as a new |
| discharge of domestic pollutants; |