Section 3 - Commander-in-chief; regulations; registration1. The governor of the state shall be the commander-in-chief of the militia of the state. The governor is hereby authorized to issue regulations for the government of the militia. Regulations issued by the governor shall have the same force and effect as the provisions of this chapter but they shall conform to the laws and regulations of the United States relating to the organization, discipline and training of the militia, to the provisions of this chapter and, as nearly as practicable to the laws and regulations governing the army, navy and air force of the United States. The rules and regulations in force at the time of the passage of this chapter, shall remain in force until new rules and regulations are approved and promulgated.2. Whenever he shall deem it necessary, the governor may direct the members of the unorganized militia to present themselves for and submit to registration at such time and place and in such manner as may be prescribed by regulations issued pursuant to this section.