| S.No. | Checkpoint | IS Requirement | Status |
|---|---|---|---|
| A. COLOR UNIFORMITY ASSESSMENT | |||
| A1 | Color uniformity: Uniform color across entire surface; no color variation, streaking, or patchy areas Acceptance: Color variation <5 degrees (visual); no lighter/darker bands; smooth color transition at joints | Cl. 401 — Color compliance | |
| B. SURFACE FINISH QUALITY | |||
| B1 | Surface smoothness: Finish smooth; brush marks minimal (<1mm visible); roller patterns blended Acceptance: Smooth feel to touch; minimal texture; acceptable for interior matte/satin finishes | Cl. 401 — Finish quality | |
| B2 | Gloss level: Gloss appropriate for paint type (matte, satin, gloss); uniform across surface Acceptance: Matte/satin acceptable; gloss uniform; no glossy spots indicating over-application | Cl. 401 — Gloss assessment | |
| C. DEFECT ASSESSMENT | |||
| C1 | Drips & Sags: No drips >2mm; no sags or heavy accumulation; edges clean and straight Acceptance: Drips <2mm acceptable (polish out); sags indicate over-application; edges straight | Cl. 401 — Application control | |
| C2 | Brush Marks: No prominent brush marks; texture even; consistent application technique Acceptance: <1mm visible marks; marks acceptable for matte finishes; <0.5mm for glossy finishes | Cl. 401 — Application technique | |
| C3 | Bare Spots / Coverage: 100% coverage; no substrate showing through; primer coverage complete Acceptance: No bare spots visible; color uniform; primer edge not visible at joints | Cl. 401 — Coverage verification | |
| C4 | Dust/Foreign Matter: No dust particles embedded; surface clean; no contamination visible Acceptance: Surface free from dust, hair, insects; smooth to touch; no foreign inclusions | Cl. 401 — Cleanliness | |