| 4.__Certain members of the Maine National Guard.__A member of |
| the Maine National Guard who is not governed by section 17651 and |
| who is on active state service for more than 15 consecutive days |
| pursuant to Title 37-B may elect to be a member of the Maine |
| State Retirement System.__A member of the Maine National Guard on |
| active state service pursuant to Title 37-B who does not elect to |
| participate in the Maine State Retirement System or is not |
| eligible to participate in the Maine State Retirement System |
| shall participate in the United States Social Security System.__ |
| Once a member of the Maine National Guard makes an election under |
| this subsection, that election is irrevocable.__A member of the |
| Maine National Guard on active state service pursuant to Title |
| 37-B may participate in the tax-deferred arrangement of chapter |
| 67. |