diff --git a/src/registrar/decorators.py b/src/registrar/decorators.py
index f44a274d7..edaa0bf95 100644
--- a/src/registrar/decorators.py
+++ b/src/registrar/decorators.py
@@ -24,7 +24,6 @@ HAS_PORTFOLIO_DOMAIN_REQUESTS_ANY_PERM = "has_portfolio_domain_requests_any_perm
 HAS_PORTFOLIO_DOMAIN_REQUESTS_VIEW_ALL = "has_portfolio_domain_requests_view_all"
 HAS_PORTFOLIO_DOMAIN_REQUESTS_EDIT = "has_portfolio_domain_requests_edit"
 HAS_PORTFOLIO_MEMBERS_ANY_PERM = "has_portfolio_members_any_perm"
-HAS_PORTFOLIO_MEMBERS_VIEW_AND_EDIT = "has_portfolio_members_view_and_edit"
 HAS_PORTFOLIO_MEMBERS_EDIT = "has_portfolio_members_edit"
 HAS_PORTFOLIO_MEMBERS_VIEW = "has_portfolio_members_view"
 
@@ -120,7 +119,8 @@ def _user_has_permission(user, request, rules, **kwargs):
         ),
         (
             HAS_PORTFOLIO_DOMAINS_ANY_PERM,
-            lambda: user.is_org_user(request) and user.has_any_domains_portfolio_permission(portfolio),
+            lambda: user.is_org_user(request) and user.has_any_domains_portfolio_permission(portfolio)
+            and _domain_exists_under_portfolio(portfolio, kwargs.get("domain_pk")),
         ),
         (
             IS_PORTFOLIO_MEMBER_AND_DOMAIN_MANAGER,
@@ -139,7 +139,8 @@ def _user_has_permission(user, request, rules, **kwargs):
         ),
         (
             HAS_PORTFOLIO_DOMAIN_REQUESTS_ANY_PERM,
-            lambda: user.is_org_user(request) and user.has_any_requests_portfolio_permission(portfolio),
+            lambda: user.is_org_user(request) and user.has_any_requests_portfolio_permission(portfolio)
+            and _domain_request_exists_under_portfolio(portfolio, kwargs.get("domain_request_pk")),
         ),
         (
             HAS_PORTFOLIO_DOMAIN_REQUESTS_VIEW_ALL,
@@ -158,17 +159,6 @@ def _user_has_permission(user, request, rules, **kwargs):
             and (
                 user.has_view_members_portfolio_permission(portfolio)
                 or user.has_edit_members_portfolio_permission(portfolio)
-            ),
-        ),
-        (
-            # More restrictive check as compared to HAS_PORTFOLIO_MEMBERS_ANY_PERM.
-            # This is needed because grant_access does not apply perms in a layered fashion
-            # and grants access when any valid perm is found - so chaining view and edit works differently.
-            HAS_PORTFOLIO_MEMBERS_VIEW_AND_EDIT,
-            lambda: user.is_org_user(request)
-            and (
-                user.has_view_members_portfolio_permission(portfolio)
-                and user.has_edit_members_portfolio_permission(portfolio)
             )
             and (
                 # AND rather than OR because these functions return true if the PK is not found.
diff --git a/src/registrar/views/portfolios.py b/src/registrar/views/portfolios.py
index 1a31f9a7f..53538a19e 100644
--- a/src/registrar/views/portfolios.py
+++ b/src/registrar/views/portfolios.py
@@ -13,7 +13,6 @@ from registrar.decorators import (
     HAS_PORTFOLIO_MEMBERS_ANY_PERM,
     HAS_PORTFOLIO_MEMBERS_EDIT,
     HAS_PORTFOLIO_MEMBERS_VIEW,
-    HAS_PORTFOLIO_MEMBERS_VIEW_AND_EDIT,
     IS_PORTFOLIO_MEMBER,
     grant_access,
 )
@@ -73,7 +72,7 @@ class PortfolioDomainRequestsView(View):
         return render(request, "portfolio_requests.html")
 
 
-@grant_access(HAS_PORTFOLIO_MEMBERS_VIEW)
+@grant_access(HAS_PORTFOLIO_MEMBERS_ANY_PERM)
 class PortfolioMemberView(DetailView, View):
     model = Portfolio
     context_object_name = "portfolio"
@@ -118,9 +117,7 @@ class PortfolioMemberView(DetailView, View):
         )
 
 
-# The parent page requires VIEW access, the child requires EDIT.
-# This prevents url skimming without having to inherit the base class.
-@grant_access(HAS_PORTFOLIO_MEMBERS_VIEW_AND_EDIT)
+@grant_access(HAS_PORTFOLIO_MEMBERS_EDIT)
 class PortfolioMemberDeleteView(View):
     pk_url_kwarg = "member_pk"
 
@@ -223,9 +220,7 @@ class PortfolioMemberDeleteView(View):
             messages.warning(self.request, "Could not send email notification to existing organization admins.")
 
 
-# The parent page requires VIEW access, the child requires EDIT.
-# This prevents url skimming without having to inherit the base class.
-@grant_access(HAS_PORTFOLIO_MEMBERS_VIEW_AND_EDIT)
+@grant_access(HAS_PORTFOLIO_MEMBERS_EDIT)
 class PortfolioMemberEditView(DetailView, View):
     model = Portfolio
     context_object_name = "portfolio"
@@ -329,9 +324,7 @@ class PortfolioMemberDomainsView(View):
         )
 
 
-# The parent page requires VIEW access, the child requires EDIT.
-# This prevents url skimming without having to inherit the base class.
-@grant_access(HAS_PORTFOLIO_MEMBERS_VIEW_AND_EDIT)
+@grant_access(HAS_PORTFOLIO_MEMBERS_EDIT)
 class PortfolioMemberDomainsEditView(DetailView, View):
     model = Portfolio
     context_object_name = "portfolio"
@@ -489,11 +482,10 @@ class PortfolioInvitedMemberView(DetailView, View):
         )
 
 
-# The parent page requires VIEW access, the child requires EDIT.
-# This prevents url skimming without having to inherit the base class.
-@grant_access(HAS_PORTFOLIO_MEMBERS_VIEW_AND_EDIT)
+@grant_access(HAS_PORTFOLIO_MEMBERS_EDIT)
 class PortfolioInvitedMemberDeleteView(View):
     pk_url_kwarg = "invitedmember_pk"
+
     def post(self, request, invitedmember_pk):
         """
         Find and delete the portfolio invited member using the provided primary key (pk).
@@ -537,9 +529,7 @@ class PortfolioInvitedMemberDeleteView(View):
             messages.warning(self.request, "Could not send email notification to existing organization admins.")
 
 
-# The parent page requires VIEW access, the child requires EDIT.
-# This prevents url skimming without having to inherit the base class.
-@grant_access(HAS_PORTFOLIO_MEMBERS_VIEW_AND_EDIT)
+@grant_access(HAS_PORTFOLIO_MEMBERS_EDIT)
 class PortfolioInvitedMemberEditView(DetailView, View):
     model = Portfolio
     context_object_name = "portfolio"
@@ -629,9 +619,7 @@ class PortfolioInvitedMemberDomainsView(View):
         )
 
 
-# The parent page requires VIEW access, the child requires EDIT.
-# This prevents url skimming without having to inherit the base class.
-@grant_access(HAS_PORTFOLIO_MEMBERS_VIEW_AND_EDIT)
+@grant_access(HAS_PORTFOLIO_MEMBERS_EDIT)
 class PortfolioInvitedMemberDomainsEditView(DetailView, View):
 
     model = Portfolio