As the management committee, you have a responsibility to ensure that your organisation's practices are compliant with data protection laws.
Data Protection laws aim to strike a balance between the rights of individuals and the interests of those with legitimate reasons for using their personal information. Individuals, for example, are given the rights to access certain information held on them.
This self assessment guide aims to answer a number of questions raised regarding the exemption from the requirement to notify under the Data Protection Act 1998 for 'not for profit' organisations.
Or download their Notification Exemptions - A Self-Assessment Guide to work out whether you are exempt.
A publication from the Information Commissioner's Office giving a guide to following the requirements of the Data Protection Act 1998: Data Protection Guide.
ICO has also produced a self assessment toolkit for small and medium enterprises which you may find helpful.