| 274 | Code of practice for the construction of timber floors | IS 3670:1989 |
| 275 | Code of practice for external facings and veneers, Part I: Stone facing | IS 4101-1:1967 |
| 276 | Code of Practice for External Facings and Veneers, Part II: Cement Concrete Facing | IS 4101-2:1967 |
| 277 | Code of Practice for External Cladding, Part 3: Wall Tiling and Mosaics | IS 4101-3:1985 |
| 278 | Code of practice for reed walling | IS 4407:1967 |
| 279 | Code of practice for finishing wood and wood-based products with nitrocellulose and cold-catalysed materials | IS 4597:1968 |
| 280 | Preferred cut sizes of structural timber – Specification | IS 4891:1988 |
| 281 | Glossary of terms applicable to roof coverings | IS 4920:1968 |
| 282 | Method of test for nail-jointed timber trusses, Part I: Destructive test | IS 4924-1:1968 |
| 283 | Method of Test for Nail-jointed Timber Trusses, Part II: Proof Test | IS 4924-2:1968 |
| 284 | Code of Practice for Design and Construction of Nailed Laminated Timber Beams | IS 4983:1968 |
| 285 | Code of Practice for Laying and Fixing of Sloped Roof Covering, Part I: Slating | IS 5119-1:1968 |
| 286 | Code of practice for laying hardwood parquet and wood block floors | IS 5389:1969 |
| 287 | Code of practice for the construction of timber ceilings | IS 5390:1984 |
| 288 | Methods of test for clear finishes for wooden furniture, Part 1: Resistance to dry heat | IS 5807-1:1975 |
| 289 | Methods of test for clear finishes for wooden furniture, Part 2: Resistance to wet heat | IS 5807-2:1975 |
| 290 | Methods of test for clear finishes for wooden furniture, Part 3: Resistance to marking by oils and fats | IS 5807-3:1971 |
| 291 | Methods of test for clear finishes for wooden furniture, Part 4: Resistance to marking by liquids | IS 5807-4:1975 |
| 292 | Methods of test for clear finishes for wooden furniture, Part 5: Test for low-angle glare | IS 5807-5:1975 |
| 293 | Methods of Test for Clear Finishes for Wooden Furniture, Part VI: Resistance to Mechanical Damage | IS 5807-6:1978 |