The assessor before entering on the duties of his office, shall take and subscribe an oath to perform well, faithfully and impartially the several duties of his office and shall execute a bond to the Government of the United States Virgin Islands with good and sufficient sureties to be approved by the Governor and the Legislature in such sum as shall be determined by them jointly. The Government of the United States Virgin Islands or any person aggrieved or injured by the willful neglect of duty of an assessor may recover upon such bond the amount lost to the Government of the United States Virgin Islands or person on account of such neglect of the assessor together with the costs of the suit.