| ITB No. 2023-001 | Proposed Modular Partition for COA Regional Office No. IV-B, Commonwealth Ave., Quezon City | February 1, 2023 | View PDF | Download |
| ITB No. 2022-001 | Construction of Provincial Satellite Auditing Office (PSAO) Building Phase II at Capitol Compound, Mamburao, Occidental Mindoro ● Supplemental Bid Bulletin No. 1 | June 8, 2022 | View PDF | Download |
| ADC-ITB No. 2022-001 | IT Equipment and Assorted Non-IT Equipment | April 18, 2022 | View PDF | Download |
| ITB No. 2021-003 | Procurement of Fifty Five (55) Units Computer Laptop (Slim Type) ● Supplemental Bid Bulletin No. 1 | December 28, 2021 | View PDF | Download |
| ITB No. 2021-002 | Procurement of Fifty Five (55) Units Computer Laptop (Slim Type) ● Supplemental Bid Bulletin No. 1 | November 11, 2021 | View PDF | Download |
| ITB No. 2021-001 | Procurement of Fifty Five (55) Units Computer Laptop (Slim Type) | September 17, 2021 | View PDF | Download |
| ITB No. 2019-001 | Design ( Architectural, Structural, Mechanical, Electrical, Sanitary/Plumbing) and Build for the Construction of Two (2) Storey Records Building at Provincial Satellite Auditing Office (PSAO) Compound, Brgy. Guinobatan, Calapan City, Oriental Mindoro | November 19, 2019 | View PDF | Download |
| ITB No. 2019-002 | Design (Structural, Mechanical, Electrical, Sanitary/Plumbing) and Build for the Construction of Two (2) Storey Records Building at Provincial Satellite Auditing Office (PSAO) Compound, Brgy. Sta. Monica, Puerto Princesa City, Palawan | November 19, 2019 | View PDF | Download |