ZAMBOANGA CITY: The Regional Tripartite Wages and Productivity Board (RTWPB) approved a daily salary increase of P16 for workers and P500 monthly for household employees or kasambahay in Region 9. Sisinio Cano, Department of Labor and Employment (DOLE) regional director and RTWPB chairman, said the board is set to issue soon Wage Order No. 18 to implement the salary increase. Once effective, the salary of workers in the non-agricultural sector will become P296 daily from P280 a day. The non-agricultural sector includes private hospitals, educational institutions, security agencies, janitorial and retail/service establishments with 30 workers and above. The salary for other sectors will be: plantation agricultural enterprises – P271 from P255; non-plantation agricultural enterprises – P251 from P235; and retail services – P276 from P260.