Del. Const. art. III, § 7
The Governor shall, at stated times, receive for services an adequate salary to be fixed by law, which shall be neither increased nor diminished during the period for which the Governor shall have been elected.
71 Del. Laws, c. 379 and 72 Del. Laws, c. 136; 84 Del. Laws, c. 281 and 85 Del. Laws, c. 5;