far as may be desirab le for the efficiency of the service. SECTION  292 . Authority to Prescribe Forms and Make Regulations . — Every chief of Bureau shall prescribe forms and make regulations or general orders, not inconsistent with law, to secure the harmonious and efficient administration of his branch of the serv ice and to carry into full effect the laws relating to matters within the jurisdiction of his Bureau; but penalties shall not be prescribed in any such regulations or orders for violation thereof except as expressly allowed by law. HcTIDC Regulations and orders shall become effective only when approved by the Department head and published in the Official Gazette or otherwise publicly promulgated. Formal approval or publication shall not be necessary as regards circulars of information or in structions for the guidance of officers and employees in the internal administration of the affairs of the Bureau. All general orders issued by a Bureau chief shall be serially numbered. Such orders shall be called administrative orders and they shall be so entitled. SECcAI SECTION  293 . Officials and Subordinates of Bureaus and Offices in General . — The officials and subordinates of each of the several Departments, Bureaus, Offices, and branches of the service shall consist of such as are specified in this Code and of such ot her assistants, clerks, employees, and agents as may, in each case, be essential to the proper accomplishment of the work required to be done and available within the limits of appropriated funds. [222-6; 1407-35.] SECTION  294 . Authority of Bureau Chief to Employ and Discharge Subordinates . — Laborers receiving compensation at a rate of seven hundred and twenty pesos or less per annum and other employees receiving compensation at the rate of two hundred and forty pes os or less per annum shall be employed and discharged by the chief of Bureau or Office, subject only to the general control of the Department head. cdtai Other subordinates and employees shall be employed and discharged by the chief of Bureau or Office and, except as otherwise specially provided, in conformity with the provisions of the Civil Service Law. [1698-1.] SECTION  295 . Duties of Assistants and Other Subordinates . — Assistant chiefs and other subordinates in every Bureau, Office, and branch of the service shall, respectively, perform therein such duties as may be required of them Copyright 2012 CD Technologies Asia, Inc. and Accesslaw, Inc. Philippine Law Encyclopedia 2011 100