Arbitration — Building contract — Disputes to be referred to architect employed by a party — No action to be brought unless award obtained — Award a condition precedent to action — Disqualification of arbitrator.

Arbitration — Building contract — Certificate of practical completion — Dispute — Reference to arbitration — Whether arbitrators may determine whether works practically completed.

Arbitration — Building contract — Enforcement of award — Grounds for setting aside — Answers in award not final — Extraneous matters, not raised in questions submitted, dealt with in answers — Denial of justice — Evidence of material witness taken in absence and without knowledge of parties — Evidence part of basis for award made.

Contract — Building contract — Alteration to plans — Prior consent in writing of surveyor not obtained — Illegality — Uniform Building Regulations.

Arbitration - Building contract - Arbitration clause - Scott v Avery form - Dispute to be submitted to arbitration - Meaning of "dispute" - Judgment in default of defence - Setting aside judgment - Right to stay of action pending submission of dispute to arbitration as ground for setting aside judgment - Arbitration Act 1958 (No. 6200), s5.

Arbitration - Building contract - Scott v Avery clause - Contract entered into and proceedings for its breach instituted prior to commencement of Commercial Arbitration Act 1984 - Dispute not referred to arbitration - Defence invoking Scott v Avery clause - Whether defence should be struck out - Commercial Arbitration Act 1984 (No. 10167), s3,s55.

Statute - Interpretation - Statute prohibiting invocation of Scott v Avery clause - Retrospective operation of statute - Whether party to contract containing Scott v Avery clause retrospectively divested of contractual right to rely on clause - Commercial Arbitration Act 1984 (No. 10167), s3, s55.