Validity of a section 45 notice under Leasehold Reform, Housing and Urban Development Act 1993 General There is no prescribed form for the counter-notice, but section 45 of the Leasehold Reform, Housing and Urban Development Act 1993 (LRHUDA 1993) does require the landlord to deal with certain matters. For information on the matters which must be dealt with in the landlord’s counter notice, see Practice Note: Guide to lease extensions of flats under the Leasehold Reform, Housing and Urban Development Act 1993. Date and signature Since LRHUDA 1993, s 45 does not impose any requirement that a landlord’s counter notice be in any prescribed form, there is no express requirement that the landlord date and sign a counternotice. Additionally, while