​KembaraXtra – Indian Evidence Law – Bharatiya Sakshya Adhiniyam – Relevancy of Statements in Maps, Charts, and Plans (Section 30)
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1. Basic Principle of Section 30Under Section 30 of the Bharatiya Sakshya Adhiniyam, the law provides that:
Statements of facts in issue or relevant facts contained in:

• Published maps or charts offered for public sale, OR
• Maps or plans made under the authority of the Central or State Government

are relevant facts, provided they relate to matters usually represented in such documents.

2. Scope of the ProvisionThis section recognizes maps, charts, and plans as evidence because they:

• Represent geographical or physical facts
• Are commonly relied upon in:
  • Boundary disputes
  • Land matters
  • Public rights

👉 It must be read along with:

• Section 82 (presumption as to Government maps)

3. Types of Maps (Note Form)(i) Maps or Charts for Public Sale

• Also called:
  • Quasi-public documents
• Characteristics:
  • Available to the general public
  • Open to scrutiny and criticism

✔ Admissible as evidence
❌ No presumption of accuracy

(ii) Maps or Plans Made Under Government Authority

• Prepared by:
  • Central or State Government

✔ Admissible as evidence
✔ Presumed to be accurate (under Section 82)
👉 Reason:

• Prepared through official surveys and inquiries

(iii) Maps Prepared by Private Persons

• Not made under government authority

❌ Generally not relevant
✔ Only admissible if:

• Proven to be offered for public sale

❌ No presumption of accuracy applies

4. Presumption of Accuracy (Important Point)

• Only applies to:
  • Government maps or plans

👉 Court shall presume:

• They are:
  • ✔ Properly made
  • ✔ Accurate

5. Illustration Explained

• Maps purchased from government offices:
  • Even without seal or signature

👉 Are treated as:

• ✔ Public documents
• ✔ Presumed accurate

👉 Because:

• They are prepared under sovereign authority

6. Key Legal Principle👉 Maps and plans are relevant evidence of facts they depict, but only government-authorized maps enjoy a presumption of accuracy.

7. Purpose of Section 30

• Facilitates:
  • Proof of geographical and physical facts
• Reduces:
  • Need for extensive oral evidence
• Ensures:
  • Reliance on reliable and standardized sources

8. Key Takeaways

• Section 30 deals with:
  • Maps, charts, and plans as evidence
• Types:
  • Public sale maps → Relevant but not presumed accurate
  • Government maps → Relevant + presumed accurate
  • Private maps → Generally irrelevant unless proven

One-Line Summary👉 Statements in maps, charts, and plans are relevant, but only those made under government authority carry a presumption of accuracy.