Subheading 4823.90 · Section X
4823.90 Paper pulp, paper, paperboard, cellulose wadding or webs of cellulose fibres; articles n.e.c. in heading no. 4823
48 Paper and paperboard; articles of paper pulp, of paper or paperboard
4823 Paper, paperboard, cellulose wadding and webs of cellulose fibres; cut to size or shape, articles of paper pulp, paper and paper-board, cellulose wadding or webs of cellulose fibres, n.e.c. in chapter 48
4823.90 Articles n.e.c. in heading no. 4823
Other subheadings under 4823
4823.20 Filter paper and paperboard 4823.40 Rolls, sheets and dials, printed for self-recording apparatus 4823.61 Trays, dishes, plates, cups and the like, of bamboo paper or paperboard 4823.69 Trays, dishes, plates, cups and the like, of paper or paperboard other than of bamboo 4823.70 Moulded or pressed articles or paper pulp
For Indian shipping bills you need 8 digits. These six-digit codes are the international HS 2022. India's ITC(HS) classification (DGFT) and Customs Tariff (CBIC) add two more digits for the national tariff line, so pick the 8-digit line under your 6-digit code there, and confirm with your customs broker for anything borderline.