The south african national biodiversity institute (sanbi) requires a contractor to install a water-wise and biodiversity garden at the pretoria national botanical garden in gauteng. The successful bidder will enter into a service level agreement with sanbi, and must comply with strict conditions including tax compliance, NO tender defaulting, and confidentiality. Bidders must submit a signed general conditions of contract and declare NO access to sanbi proprietary information.
Key Requirements
Closing date: 17 November 2026 at 09:00 (submission method and address not specified in the provided document).
Bidders must be tax compliant, with verification against the Central Supplier Database (CSD); a valid SARS Tax Clearance Certificate or tax pin is required.
Bidders must not appear on the National Treasury Register of Tender Defaulters or List of Restricted Suppliers, and must not have been convicted of fraud or forgery.
Bidders must sign and submit the General Conditions of Contract with their bid, and declare on SBD1 that they had no access to SANBI proprietary information.
Bidders must comment on and propose amendments to the draft Service Level Indicators and/or Milestones, using track changes or a colour font.
SANBI may award to a bidder that did not score the highest points (per PPPFA section 2(1)(f)), negotiate with preferred bidders, accept part of a tender, or cancel the process at any stage.
Appeals must be lodged within 10 working days from the date of award.
Document read. The full tender notice and its supporting documents are read end-to-end. Key sections, requirements, dates, and contact details are identified and pulled into a working summary you can act on.
Compliance review. The working summary is checked against South African procurement standards — PFMA, PPPFA, B-BBEE, CIDB, local content, and preferential procurement — so nothing critical is missed before you start your bid response.
Procurement Rules & Compliance ContextThis tender may be governed by South African public procurement rules covering fairness, transparency, preferential procurement, anti-corruption, administrative justice and access to information.
7 rules
These references help suppliers understand the public-procurement framework around this opportunity. They are generated from the tender category, issuing organisation type and procurement context.
Core procurement rules
These rules commonly apply to South African public-sector procurement.
7
Broad-Based Black Economic Empowerment Act (B-BBEE Act)
Act 53 of 2003
high
Provides the empowerment-compliance context often used in public-sector supplier evaluation.
Relevant because this is a South African public-sector procurement opportunity.
Constitution of the Republic of South Africa, 1996 – Section 217
Act 108 of 1996 (s217)
high
This is general procurement context, not legal advice. Always verify requirements in the official tender documents and issuing authority notices.
Water Wise Garden PNBG Tender Document Rev 6 TS.pdf
Appointment of a contractor for the installation of a water-wise and biodiversity garden at the Pretoria National Botanical Garden in Gauteng, on behalf of the South African National Biodiversity Institute (SANBI). The contract number is SANBI: G592/2026.
SANBI requires a contractor to design and install a water-wise and biodiversity garden at the Pretoria National Botanical Garden in Gauteng. The appointment is subject to special conditions, a Service Level Agreement, and compliance with tax and tender-default regulations.
Not sure if your business is ready for this tender? Check CSD, CIDB, and B-BBEE requirements, run a readiness assessment, and move from opportunity to submission.
cancellation: Stage 1: The manufacture, supply and delivery of various Kiosks on “an as and when required” basis for a period of three (3) years for Distribution
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Bid-ready summary
Advertising date: 26 October 2026
Tender documents available from: 26 October 2026 (online only, at www.sanbi.org under "Opportunities")
Compulsory site briefing: 03 November 2026 at 11:00, at Pretoria National Botanical Garden. Only one representative per service provider allowed.
Last date for clarifications: 10 November 2026 (per the Tender Notice; the Tender Data also mentions 02 November 2026 — the earlier date likely applies for initial requests)
Closing date and time: 17 November 2026 at 11:00
Addenda issued until 5 working days before closing
Clarifications responded to up to 7 working days before closing
Submission method: physical delivery to the tender box
Tender box location: Biodiversity Centre, Pretoria National Botanical Garden, 2 Cussonia Ave, Brummeria, Pretoria, Gauteng
Closing time: 17 November 2026 at 11:00
Two-envelope system, with the following packaging requirements:
Original Document A "FINANCIAL ENVELOPE": printed pricing documents (Form of Offer and Acceptance, bill of quantities, costing models, cash flows).
Original Document B "TECHNICAL ENVELOPE": printed non-pricing documents (e.g. Form of Offer and Acceptance, bill of quantities, costing models, cash flows) plus a USB containing a copy of the technical document pack only — no pricing.
Place each envelope inside an outer sealed envelope bearing the tender number, tender title, tenderer name, delivery address, and the words "Not be opened before the Tender opening".
The financial envelope must carry the words "NOT TO BE OPENED WITH THE TECHNICAL ENVELOPE".
The USB must be readable and non-corrupt; a corrupt USB makes the bid non-responsive. Including any pricing information on the USB leads to automatic disqualification.
Submission requirements:
Only paper submissions accepted. Telephonic, telegraphic, telex, facsimile or e-mailed offers will not be accepted.
Tenders will NOT be opened publicly.
Two original documents are required (one financial, one technical).
Returnable documents (all must be completed, signed and submitted):
Form of Offer and Acceptance (C1.1)
Pricing Schedule (SBD 3.1)
Declaration of Interest (SBD 4): discloses any connection to state employees or the institution.
Preference Points Claim (SBD 6.1) and Local Production and Content declaration (SBD 6.2), if applicable.
Declaration of Bidder's Past Supply Chain Management Practices (SBD 8)
Certificate of Independent Bid Determination (SBD 9)
Occupational Health & Safety Agreement 37(2)
Authorisation to sign for the bidder (e.g. resolution)
Compulsory Enterprise Questionnaire (T2.1.16)
Failure to submit in the prescribed manner (including the two-envelope and USB rules) leads to disqualification. Late tenders will not be accepted.
Stage 1: Eligibility and administrative compliance — checks all mandatory and disqualifiable requirements (see compliance requirements). Non-compliant bids are eliminated.
Stage 2: Functionality — scored out of 100. Minimum qualifying score: 70/100. Bids scoring below 70 are eliminated.
Stage 3: Price and preference — price scored with formula NF = Wf × [1 − (Pt − Pmin)/Pmin]; Wf = 80 where tender price (incl. VAT) of any responsive bid is R50 000 000 or less, else Wf = 90. Preference points (NP) are added to give total NT = NF + NP. Highest total wins.
Functionality criteria (100 points):
Implementation method and project plan/programme: 25 points (methodology 15, weekly programme with milestones 10).
Contractor's experience: 45 points — five valid, verifiable, positive reference letters with appointment letters and completion certificates for similar work in last 10 years (30 points, with at least three from different organisations) plus a list of at least five other verifiable similar projects (15 points).
Contractor's resources (personnel): 30 points — CVs for Contracts Manager (SACPCMP professional registration Pr.CPM or Pr CM, not Candidate) and Site Agent (national diploma NQF6 or higher in built environment), both full-time on site; scored on years of experience.
Note: Reference letters must be on client's letterhead, dated, signed and stamped, including contact details for verification. SANBI may verify projects via site visits. Failure to provide required documents or to enable verification disqualifies the bid.
SANBI may award to a bidder not scoring the highest total points if that bidder has shown unsatisfactory performance on any previous or current SANBI or organ of state contract.
Scope: Design and construction of a water-wise and biodiversity garden at the Pretoria National Botanical Garden. The project includes:
Full design and construction as per the scope of works (Part C3) and drawings (Annexure A, set of drawings provided separately).
Implementation of a water-wise garden approach, using drought-tolerant and indigenous plants, and biodiversity-enhancing landscaping.
Construction of the garden, including earthworks, planting, and associated infrastructure (as detailed in the Bill of Quantities).
Key requirements:
Contractor must provide a full-time project team including Contracts Manager and Site Agent on site for the duration.
The work includes submitting a project methodology and weekly programme with milestones.
Compliance with the Occupational Health and Safety Act and the Construction Regulations 2014, including appointment of a professional CHS Officer with more than 5 years' experience and SACPCMP registration.
Environmental compliance as per the General Environmental Specification (Annexure G).
Drawings and specifications: Provided separately (Annexure A). The Bill of Quantities is included in the tender pack. Alternative offers are not permitted.
Pricing format: Fixed price (rates and prices fixed for contract duration, not subject to adjustment). Pricing must be in South African Rand, inclusive of all duties, taxes (except VAT). VAT to be shown separately.
Pricing documents: Priced Bill of Quantities (C2.2) and Form of Offer and Acceptance (C1.1) must be submitted in the financial envelope.
No bid bond or specific guarantee mentioned in the extracted text; however the Form of Construction Guarantee (C1.3) is part of the contract documents.
Payment terms: Not explicitly stated in the extracted text. Retention and payment terms are likely defined in the contract data (C1.2), which is not fully extracted.
CIDB grading: minimum 3SH or higher (or a grade determined by the sum tendered per Construction Industry Development Regulations). Joint ventures: every member registered with CIDB; lead partner 2SH or higher; combined grading 3SH or higher.
CSD registration: copy of Central Suppliers Database (CSD) registration report, with tax compliance status (each JV member must provide one).
Tax compliance: valid tax compliance status as per CSD report.
COIDA: Letter of Good Standing from the Office of the Compensation Commissioner (Department of Labour).
Not listed on the Register of Tender Defaulters (Prevention and Combating of Corrupt Activities Act, 2004).
Compulsory Enterprise Questionnaire completed — declare any conflicts of interest.
Compulsory site briefing certificate signed and submitted.
Fully completed and signed SBD forms (all required).
Plant documentation: registration documents for owned equipment (rollers, compactors, tipper trucks, bakkies) or letter of intent to hire for rented equipment with registration documents.
Professional Construction Health & Safety Officer: more than 5 years' experience, valid SACPCMP registration; submit CV with details of similar projects, total years in construction, and certified copies of qualifications.
B-BBEE: Preference points will be claimed under SBD 6.1. No specific B-BBEE level threshold stated in the extracted text; the applicable scorecard and thresholds will apply for claiming preference points.
Other:
The tenderer must have necessary competencies and resources to carry out the work safely (per Construction Regulations 2014).
Tenders are subject to the Standard Conditions of Tender (CIDB Standard for Uniformity in Engineering and Construction Works Contracts, August 2019).
DocumentSpecial Conditions of a Contract.pdfReview complete
Description
Source: Special Conditions of a Contract.pdf
The service is governed by a Service Level Agreement or Standard Independent Contractor Agreement, with draft Service Level Indicators and Milestones included in the tender pack. Bidders must submit comments and proposed amendments to these indicators/milestones, with explanations.
Important Dates
Source: Special Conditions of a Contract.pdf (TENDER)
Appeals must be lodged within 10 working days from the date of award.
Evaluation Criteria
Source: Special Conditions of a Contract.pdf (TENDER)
SANBI reserves the right to award to a bidder that did not score the highest points, per section 2(1)(f) of the PPPFA.
SANBI may negotiate with preferred bidders on terms and price without extending the same opportunity to others.
SANBI may accept part of a tender, carry out site inspections, product evaluations or explanatory meetings, and correct mistakes at any stage.
SANBI may cancel or terminate the tender process at any stage, including after closing, presentations, evaluation or notification of preferred bidders.
Award may be made to multiple bidders based on size or geographic considerations.
Technical Specifications
Source: Special Conditions of a Contract.pdf (TENDER)
The successful bidder will enter into a Service Level Agreement or Standard Independent Contractor Agreement with SANBI, regulating the services. Draft Service Level Indicators and/or Milestones are included in the tender pack.
Bidders must propose amendments to the draft Service Level Indicators and/or Milestones, explaining each change and using an easily identifiable colour font or track changes for identification.
SANBI may vary the Service Level Indicators and/or Milestones during negotiations.
Quality Management
Source: Special Conditions of a Contract.pdf
SANBI may carry out site inspections, product evaluations or explanatory meetings to verify the nature and quality of offered services, before or after adjudication.
Financial Requirements
Source: Special Conditions of a Contract.pdf (TENDER)
Bidders bear all costs of preparing, submitting and presenting their tender; SANBI has no obligation to reimburse these costs.
If funds become unavailable for this bid (SANBI G592/2026), SANBI may terminate the agreement or temporarily suspend services by notice; the bidder must stop performance and minimise expenditure, and is entitled to payment for services delivered up to the date of cancellation or suspension.
Compliance Requirements
Source: Special Conditions of a Contract.pdf (TENDER)
Bidders must be tax compliant; a valid SARS Tax Clearance Certificate or tax pin is required, verified against the Central Supplier Database (CSD).
Bidders must not appear on the National Treasury Register of Tender Defaulters or List of Restricted Suppliers.
Bidders must not have been found guilty of fraud or forgery in any court.
Bidders must declare on SBD1 (bid cover letter) that they had no access to SANBI proprietary information.
Bidders must confirm compliance with standards of conduct: honesty, fairness, skill, diligence, transparency, confidentiality, and avoidance of fraudulent or misleading advertising.
Bidders must not engage in collusive tendering, bribery, or anti-competitive conduct.
Bidders must ensure their personnel and sub-contractors comply with all bid conditions.
Contractual Terms
Source: Special Conditions of a Contract.pdf
The terms of the bid will be incorporated into the contract by reference; SANBI relies on the bid as a material representation.
Misrepresentations in a tender may lead to service termination and a SANBI claim, even after the Service Level Agreement is concluded; the Service Level Agreement prevails over the bidder's proposal in case of conflict.
Bidders must indemnify SANBI for costs or damages incurred due to a breach of bid conditions, including investigation costs and re-run of the bid process.
SANBI's liability is limited; bidders participate at their own risk and cost.
South African law governs the bid; bidders submit to the exclusive jurisdiction of South African courts.
Bidders are responsible for compliance of their sub-contractors and personnel; SANBI is not liable for losses caused by sub-contractors.
Confidentiality: bidders must not disclose any bid information except as required by law; proprietary documents must be returned on request; unauthorised release may lead to disqualification and civil action.
If funds become unavailable, SANBI may terminate or suspend the agreement; the bidder is entitled to payment for services delivered up to termination/suspension.
Appeals allowed within 10 working days from the date of award.
Section
Source: Special Conditions of a Contract.pdf
SANBI may award to a bidder not scoring the highest points per section 2(1)(f) of the PPPFA.
SANBI may negotiate with preferred bidders on terms and price.
SANBI may accept part of a tender.
SANBI may conduct site inspections, product evaluations or explanatory meetings.
SANBI may correct mistakes and cancel/terminate the process at any stage.
Sets the constitutional standard for fair, equitable, transparent, competitive and cost-effective public procurement.
Relevant because this is a South African public-sector procurement opportunity.
2 Cussonia Ave, Brummeria, Pretoria, 0184, South Africa
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27 Oct 2026
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