The rules shall provide for the rejection of candidates or eligibles who fail to comply with reasonable requirements of the Secretary in regard to such factors as age, physical condition, training and experience, or who have been guilty of infamous or disgraceful conduct, are addicted to alcohol or to narcotics or have attempted any deception or fraud in connection with an recruitment.

29 Del. C. 1953, § ?5920; 55 Del. Laws, c. 443, § ?1; 76 Del. Laws, c. 124, § ?6; 81 Del. Laws, c. 66, § ?41;